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Nikita
Questions (88)
Three suggestions on how your organization could improve or even expand their services
0 answers
273 views
Which harmone is secrete by medulla
1 answer
213 views
How to find x if sin(x)=4/5 and 0<x<90
1 answer
220 views
Solution for sin6xcos4x dx?
1 answer
580 views
What course is suitable for these subjects?
4 answers
418 views
N is a two digit number such that the number formed by reversing the digits of N is 18 less than N. If the units digit of N is
1 answer
497 views
What are the overall effectiveness of the speech "Pearson’s address on the inauguration of the national flag of Canada" What
3 answers
973 views
Work done by conservative forces change only
A)PE of the system B)KE of the system C) ME of the system D)None of these
1 answer
438 views
A simple pendulum is oscillating with an angular amplitude 60°.If mass of bob is 50 gram the tension in the string at mean
2 answers
3,922 views
A boat of mass 40 kg is at rest.A dog of mass 4 kg moves in the boat with a velocity of 10 m/s.what is the velocity of the boat?
1 answer
376 views
Force of 18000N is gerenated by the engine of traine having is wages of mass 1000kg each and 2000N is lost against.Calcute
1 answer
386 views
a solution containing 4.2g KOHand Ca(OH) 2 is neutralized by an acid. it consumes 0.1 equivalent of acid, calculate the
0 answers
497 views
I don't understand how to do this problem if someone can please help me to figure it out thank you.
A survey about the student
1 answer
816 views
Which of the following types of information is NOT suited for display on a scatter plot?
A. Relationship between age and number
3 answers
872 views
What proportion of the students who chose walking were boys?
0 answers
1,944 views
What other activities did the girls in the group choose?
0 answers
1,673 views
What percentage of the total students chose biking?
0 answers
692 views
When finding the perimeter of the figure on a grid why do you not count the space inside the grid
2 answers
578 views
1. Benny is setting up fish tanks at the pet store. He has 8
angel fish, 12 tiger barbs , and 24 guppies. If he wants to have the
1 answer
612 views
I need help finding a PowerPoint with the importance of installation of actuator blocks on CH-47F aircraft or MH47 aircraft
0 answers
463 views
I need help with my research paper please.
700- to 1,050-word paper in which you examine the concept of motivation. „h Address
2 answers
888 views
I need help on collecting information for my research paper. Thanks in advance.
Prepare a 1,400- to 1,750-word paper in which you
1 answer
873 views
by what percent os a 100- watt light bulb brighter than a 60 watt light bulb
0 answers
725 views
In these four sentences, the word that’s most obviously a loaded word is?
1. Netta and Jim argued over their views of free
3 answers
5,250 views
This question is based on the following excerpt from a short story.
Inside the bus, in his summer Class-A uniform with its brass
4 answers
817 views
This question is based on the following poem:
Seasons are celebrations. A year's a Ferris wheel. Both honor our world's habit of
2 answers
2,294 views
Weather report in Spanish. Help!!!
3 answers
545 views
A calorimeter was used to oxidise completely 2g of a food sample,causing a temperature rise of 5degrees C in 100cm3 of
0 answers
890 views
Identify and describe at least two ways you can structure and design the classroom environment to enhance anti-bias education
1 answer
548 views
What is the minimum volume of 2.6 required to completely dissolve 20.0 of potassium metal?
1 answer
556 views
In the reaction between H2O2 and I-, 15 mL of 0.30M KI, 65. mL of 0.10M H2O2 and 19 mL of 0.020M Na2S2O3 were mixed in a flask
4 answers
853 views
In this exercise, you need to spike 0.5 L of river water with 1,000 �g/L of phosphate.
Starting from a stock solution containing
0 answers
471 views
Assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that
2 answers
3,092 views
Leg traction is applied to a patient's leg as shown in the figure below. If the physician has requested a 33 N force to be
1 answer
828 views
A buffered solution is made by adding 50.0 g NH4Cl to 1.00 L of a 0.70 M solution of NH3. Calculate the pH of the final
2 answers
1,280 views
An object is attached to a horizontal spring. It is initially displaced by distance Δx from the equilibrium position and then
0 answers
587 views
Bernoulli's equation is an expression of:
the conservation of mass the conservation of total energy the conservation of kinetic
3 answers
1,428 views
Use the following two viscosity values for liquid water:
η = 1.8 x 10-3 Ns/m2 at 0 o C η = 2.8 x 10-4 Ns/m2 at 100 o C At what
1 answer
454 views
If I double the density of a fluid, the buoyant force on a given piece of material fully immersed in the fluid will?
1 answer
503 views
The zeppelin Hindenburg exploded on May 6, 1937, in Lakehurst, New Jersey. The accident was due to this type of dirigible using
1 answer
614 views
The zeppelin Hindenburg exploded on May 6, 1937, in Lakehurst, New Jersey. The accident was due to this type of dirigible using
2 answers
655 views
We study water of 1.0 g/cm3 density in an open container with its surface exposed to the atmosphere. If we measure the pressure
3 answers
627 views
A 0.535 kg wood block is firmly attached to a very light horizontal spring (k = 175 N/m. It is noted that the block-spring
1 answer
829 views
A massless string runs around two massless, frictionless pulleys, where one pulley is attached to the ceiling, and the other is
1 answer
1,946 views
An object of mass m = 2.7 kg moves with initial speed vinitial = 2.2 m/s, then interacts with its environment, releasing 4.4 J
1 answer
801 views
Determine the work done by a person when lowering an object of mass 2.6 kg by a distance of 2.4 m. The person applies a force
2 answers
633 views
Determine the work done by a person when lowering an object of mass 2.6 kg by a distance of 2.4 m. The person applies a force
1 answer
727 views
An object of mass 0.7 kg is thrown vertically upwards at a speed of 23 m/s. What is the gravitational potential energy of the
1 answer
594 views
In a mechanical experiment with an isolated object, only Ekin and Epot of the object change. If the object accelerates from 5
1 answer
595 views
Find
a) lim (ln x)^1/x x->infinity b) lim (x-1)^lnx x->1+
1 answer
654 views
What is
lim (t^3 + 1)/(t lnt) x->infinity
1 answer
454 views
Using L'Hopital's rule find the limit if exists of;
lim x->1 (cosx)/(pi-2x) I got (sinx)/2 but i am not sure about this> Can
1 answer
563 views
Which of the following forces does NOT have a zero work done on the object:
a)The normal force on a box that slides across a
1 answer
881 views
A force of 5 N causes the displacement of an object by 3 m in the direction in which the force acts. What work did the object
1 answer
552 views
What is implicit differentiation...as in what would be the steps in solving it. I read my textbook but it seems very confusing.
1
1 answer
790 views
Calculate the acceleration due to the rotation of the Earth of a person in a location 26° northern geographical latitude. Use
0 answers
529 views
In a physics experiment with an inclined air track, what do you predict about the following:
a) Position graph b) Velocity c)
0 answers
545 views
So in an experiment with an inclined air track (with air blower - like ramp of air hockey) and glider, why does the velocity
0 answers
512 views
A roller coaster ride includes a circular loop with radius R = 13.3 m. What minimum speed must the car have at the top to stay
1 answer
2,875 views
A satellite orbits at an average altitude of h = 409 km. What is its orbital speed? Use REarth = 6370 km and
mEarth = 5.98 x
3 answers
1,098 views
How long would it take for the Earth to complete a full turn if a person at 49.2° northern geographical latitude floats
5 answers
628 views
A roller coaster ride includes a circular loop with radius R = 11.6 m. What minimum speed must the car have at the top to stay
1 answer
1,262 views
How do you find factors of this with long division?
2x^3 - 3x^2 + 3x -1 = 0 I just don't know how to do it because there is a
1 answer
487 views
find the derivative of f, when f(x)=1/sqrt(x)
ok so i tried simplifying it by multiplying top and bottom by conjugate radical,
0 answers
380 views
Ok so I have to find a vertical asymptote with denominator 3x^3-x-1. So then the denominator must not equal zero. But i just
2 answers
543 views
Is f(x)=1/sqrt(x-5) continious at x=2?
I know it is discontinuous at x=5 but then I got confused with the three rules. Because
1 answer
490 views
An object of mass M rests on a horizontal table and is connected to a cable that passes over a pulley and is then fastened to a
1 answer
782 views
A bicycle and rider of total weight 815 N travel at a speed of 40.0 km/h.
The rider hits the breaks and the bicycle slides to a
3 answers
692 views
An object slides down a inclined surface in the presence of kinetic friction forces.
At the given inclination the kinetic
4 answers
661 views
An object rests on an inclined surface thanks to the presence of static friction forces between the object and the surface.
The
5 answers
772 views
An object rests on an inclined surface thanks to the presence of static friction forces between the object and the surface.
The
0 answers
673 views
To treat fractures of the humerus shaft, a cast and traction device is used; such that the cast of the upper arm is bent by 100
0 answers
516 views
Hairs on the arms are tilted upward when a person gets goose bumps. The contracting muscle is called arrector pili and connects
0 answers
776 views
Two forces F1 and F2 act on ab object. It accelerates in a particular direction. Under what circumstances can you predict the
1 answer
582 views
a) Why do athletes in jumping or throwing disciplines use an approaching run as part of their acceleration?
b) Neglecting air
1 answer
590 views
An object is thrown upward by a person on a train that moves with constant velocity.
a) Describe the path of the object as seen
3 answers
566 views
Is there any point along the path of a projectile where its velocity and acceleration vectors are;
a) perpendicular to each other
1 answer
1,024 views
An object is thrown upward by a person on a train that moves with constant velocity.
a) Describe the path of the object as seen
1 answer
690 views
An object is thrown vertically upward.
a) What are its velocity and acceleration when it reaches its highest altitude? b) What is
1 answer
862 views
An object is thrown upward by a person on a train that moves with constant velocity.
a) Describe the path of the object as seen
1 answer
626 views
a) Can an object accelerate if its SPEED is constant?
b) Can ab object accelerate if its VELOCITY is constant?
1 answer
598 views
An object is thrown vertically upward.
a) What are its velocity and acceleration when it reaches its highest altitude? b) What is
0 answers
704 views
Can the instantaneous velocity of an object at a given time instant be greater than the average velocity over a time interval
1 answer
490 views
If an object travels with positive velocity in the x-direction, can it have a negative acceleration along the x-axis at the same
1 answer
911 views
1. COmment on what James Baldwin said of the Civil rights movement challenging the United States to rethink"What it really means
6 answers
930 views
Discuss how successful the antiwar movement was in changing the course of the war. What methods did they use? How did the
3 answers
1,025 views
1.What would happen to poisonous chlorine gas if
protons were added neutrons were added 2. Boron is 80.20% boron -11 (atomic mass
1 answer
1,235 views
HOw did the Scopes trial mirror treds in American society during the 1920s?
How did government spending during World war two
3 answers
872 views