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Rahul

Questions (91)

Let 𝑋 =𝐸𝑥𝑝(𝜆). What is the pdf of 𝑌 = 𝑒xp(𝑋) ?
1. 1 answer
2. 213 views
Suppose that only 25% of all drivers come to a complete stop at an intersection having flashing red lightsin all directions when
1. 4 answers
2. 1,066 views
Find out the amount of heat required to convert 1 gm of ice at -30 ⁰C to 1 gm of steam at 120⁰C. Given the specific heat of
1. 5 answers
2. 3,980 views
What happens when you bleach the fur of a German Shepherd?
1. 1 answer
2. 392 views
Five square flower beds each of sides 1m are dug on a piece of land 5m long 4m wide . What is the area of remaining part of
1. 4 answers
2. 813 views
What happens when we move vertically upwards from the Earth ?
1. 1 answer
2. 426 views
If the area of rhombus is 240sq m and perineter is 68m find the length of diagonal.
1. 1 answer
2. 356 views
A boy travels a distance of 10 m towards south and then he runs towards east and travels 12 m in that direction. Calculate (i)
1. 4 answers
2. 2,139 views
A cylindrical tank with axis horizontal has a diameter d and a length L. It holds oil to depth d ( d<D ) when a leak starts to
1. 2 answers
2. 1,117 views
A person personality stay the same throughout life
1. 3 answers
2. 480 views
The speed of the tip of a second hand of length 5 cm of a clock is m/s
1. 4 answers
2. 2,871 views
A box of constant volume c is to be twice long as it is wide . the material on the top and four sides cost three times as much
1. 2 answers
2. 931 views
Write the characteristics of lencho.
1. 7 answers
2. 3,792 views
Express 14 upon root six ➖ root 5 ➖ root eleven with rational denominator
1. 1 answer
2. 413 views
What is corresponding parts of a congruent triangle
1. 1 answer
2. 441 views
what is the OH- concentration of 0.08 M solution of CH3COONa
1. 3 answers
2. 1,748 views
Find the distance of the image when an object is placed on the principal axis at a distance of 10 cm. In front of concave mirror
1. 1 answer
2. 502 views
a swimming pool is 40m long 25m wide 6m deep find a cost of cementing of its floor and walls at the rates of ₹135 square per
1. 2 answers
2. 551 views
A craane lifts an 8000N height 75m to the top of a buildings in 30s. How much power does the crane use?
1. 1 answer
2. 395 views
A rectangular strip 25cm*7cm is rotated about the longer side. find the total surface area of the solid thus generated.
1. 5 answers
2. 1,050 views
What is the pressure due to a man weighing 80 kg standing on his feet? Area of his feet 160 Sq. Cm
1. 2 answers
2. 534 views
If the fifth term of a G.P. Is 81 and second term is 24, find the g.p. Sir this question answer 16,24,36,54 please help
1. 4 answers
2. 1,014 views
What is legacy
1. 1 answer
2. 409 views
n2-15n+100
1. 3 answers
2. 457 views
If the continued product of three numbers in G.P. is 216 and the sum of their products in pair is 156. Find the numbers.
1. 3 answers
2. 699 views
Three numbers whose sum is 15 are in A.P. If 1,4,19 be added to them respectively the resulting number are in G.P find
1. 1 answer
2. 415 views
Express 0.54 as a rational number. sir this question answer is 6/11
1. 3 answers
2. 1,431 views
Fourth term of a G.P. is 40 and the tenth term is 2560. find the seventh term.
1. 3 answers
2. 853 views
If 5th and 8th terms of a G.P. be 48 and 384 respectively. find the G.P.
1. 4 answers
2. 1,362 views
The first term of a G.P. Is 5 and the common ratio is-2. What is the 6th term?
1. 5 answers
2. 2,388 views
Fin the sum of the series 1+2+4+8+....to 12 terms.
1. 1 answer
2. 395 views
Find the sum of the series 4+44+444+....to n terms.
1. 1 answer
2. 376 views
Find the sum of the series 0.5+0.55+0.555+....to n terms.
1. 1 answer
2. 711 views
Find the sum of 8 terms of the G.P. 3,6,12,24,..... .
1. 1 answer
2. 372 views
If a be the first term, b the nth term and p the product of n terms of G.P.,show that p2=(ab)n.
1. 1 answer
2. 409 views
The sum of n terms of a series is a.2n-b, find its nth term. are the terms of this series in G.P. ?
1. 3 answers
2. 950 views
Find the nth term and the sum to n terms of the series:1+(1+2)+(1+2+2>2)+.....
1. 1 answer
2. 523 views
Find the sum of the geometric series 1+1/2+1/4+1/8+.....to 12th terms.
1. 2 answers
2. 575 views
Find the sum of series:1+3x+9x2+27x3+...to
1. 1 answer
2. 464 views
First term and the sum of an infinite G.P. are 2 and 3 respectively. find the common ratio and sum upto n term.
1. 5 answers
2. 1,583 views
Find the sum upto infinite:2/5+3/5>2+2/5>3+3/5>4+2/5>5+3/5>6+.....
1. 1 answer
2. 358 views
The first term of an infinite geometric progression is 1 and the sum of the terms is 13, find common ratio.
1. 1 answer
2. 505 views
The sum of infinite number of terms of a decreasing G.P is 4 and the sum of the squares of its terms to infinity is 1/3
1. 3 answers
2. 590 views
The sum of an infinite g.p. whose common ratio is numerically less the 1 is 32 and sum of the first two is 24.
1. 3 answers
2. 624 views
Find the sum to the n terms:5+55+555+.......
1. 2 answers
2. 516 views
Express 0.54 as a rational number.
1. 1 answer
2. 450 views
500g of water at 100°c is mixed with 300g of water at 20°c.specific heat capacity of water is 4.2Jg°c.find the final
1. 3 answers
2. 1,220 views
Show that of all the rectangle inscribed in a given circle,the square has the max area
1. 3 answers
2. 388 views
Henry's law constant for N2 and O2 is 1.6 *10^-6and 8.77*10^-7 molal/mm Hg at 298k.Air has 78 mole percentage N2 and 21 mole
1. 1 answer
2. 479 views
In a class 20% students failed 60% students scored average marks and the remaining above average marks find number of students
1. 3 answers
2. 978 views
if a boy present age is 7 yr & his uncle present age is 31 after how many yr his uncle age was twice of his boy age
1. 1 answer
2. 450 views
Find the angle of depression of a boat from the bridge at a horizontal distance of 25 m from the bridge if the height of the
1. 4 answers
2. 1,212 views
Find the volume of a cuboid whose base area is 10metercube and height is 6meter
1. 1 answer
2. 400 views
The near point of a patient's eye is 58.2 cm.(a) What should be the refractive power ℛ of a corrective lens prescribed to
1. 2 answers
2. 723 views
A person can see an object in focus only if the object is no farther than 35 cm from the right eye and 58 cm from the left eye.
1. 1 answer
2. 528 views
Expression for bernaulli theorem
1. 1 answer
2. 315 views
is (x^2-a^2) the same as (x-a)^2. If so would (x^2-a^2)/x-a = x-a?
1. 4 answers
2. 297 views
find the angle of banking of curved railway track of radius 600m if the maximum saftey sppedd limit is 54;km/hr .if distance
1. 2 answers
2. 500 views
An electron has a speed of 500 m/Sec with uncertainty of 0.002% what is the uncertainty in position?
1. 2 answers
2. 640 views
If they or someone nearby had only known the simple rules of water safety. How to make a question of this passage?
1. 1 answer
2. 407 views
The weight of one atom of uranium is 238amu. Its actual weight is ......g.
1. 4 answers
2. 425 views
The weight of one atom of uranium is 238amu. Its actual weight is ......g.
1. 1 answer
2. 473 views
A locomotive is running at a constant speed of 100 km/ h. The diameter of driving wheels is 1.8 m. Thestroke of the piston of
1. 3 answers
2. 1,345 views
A cylindrical tube, open at both ends, is made of metal. The internal diameter of the tube is 10.4cm and its height is 25 cm. If
1. 4 answers
2. 1,088 views
Define Newton's first law .
1. 1 answer
2. 422 views
Newton first law provides the measure of ???
1. 1 answer
2. 364 views
Show that if the diagonals of a quadrilateral bisect each other at right angles, then it is a rhombus.
1. 2 answers
2. 830 views
Sin square 5 degree plus Sin square 10 degree plus Sin square 15 degree plus..........Sin square 90 degree
1. 3 answers
2. 704 views
Monika had 5 boxes of chocolates with her. If each box contains 25 chocolates. find the total chocolates she had.
1. 2 answers
2. 659 views
Consider problem U concerning the geosynchronous satellite of mass 50 kg. It orbits at a radius of 42,300 km with a speed of
1. 1 answer
2. 511 views
In a family of two children, find the probability that the family has two boys given that the first child is a boy.
1. 2 answers
2. 637 views
In the long Run Who play a dominant role. Options:- Income, Demand, Supply, Price.
1. 3 answers
2. 1,605 views
If f(x)=x(2pi-x) in 0<x<2pi,prove tat f(x)=2pi square/3-4(cosx/1square+cos2x/(2 square)+cos3x/(3 square)+.....
1. 1 answer
2. 391 views
The time taken by the tip of second hand of a clock to move one full round on circular dial is 60 second. The speed of second
1. 3 answers
2. 371 views
The time taken by the tip of second hand of a clock to move one full round on circular dial is 60 second. The speed of second
1. 1 answer
2. 382 views
What mass of Na2CrO4 is required to precipitate all the silver ions from 96.0 mL of a 0.650 M solution of AgNO3?
1. 4 answers
2. 665 views
Write the balanced molecular, complete ionic, and net ionic equations for each of the following acid-base reactions. (Type your
1. 4 answers
2. 1,788 views
Write the balanced molecular, complete ionic, and net ionic equations for the reactions that occur when the following are mixed.
1. 3 answers
2. 2,008 views
What volume of each of the following acids will react completely with 25.50 mL of 0.700 M NaOH?(a) 0.100 M HCl (b) 0.150 M HNO3
1. 2 answers
2. 768 views
What volume of each of the following bases will react completely with 21.00 mL of 0.500 M HCl?(a) 0.100 M NaOH (b) 0.0500 M
1. 4 answers
2. 2,377 views
poem of nature thha have mataphor,simile,persinofi
1. 3 answers
2. 437 views
How to write 23th march 2011 in 5 letter without using number
1. 4 answers
2. 396 views
I use a computer for producing final drafts but I can't actually write on it. I turn it on listen to it boot up put my fingers
1. 2 answers
2. 516 views
My son has a science project to do on "Does a plant groww bigger if watered with milk or water?. Please if you can help how to
1. 4 answers
2. 400 views
Hello,I am doing a physics experiment regarding rotational motion and equilibrium. We have the following lab setup and are
1. 2 answers
2. 611 views
The volume V or a cone (V = 1/3 π r² h) is increasing at a rate of 28π cubic units per second. At the instant when the radius
1. 1 answer
2. 895 views
A light string, connects blocks 1 and 2 of masses m1 and m2. These blocks are further connected to a block of mass M by another
1. 3 answers
2. 1,376 views
Hi I really need this question answer as a check:a helicopter holding a 70 kilogram package suspended from a rope 5.0 meters
1. 4 answers
2. 3,463 views
Prove that 1/sin theta-tan theta and - 1/cos theta = 1/cos theta and + 1/sec theta+tan theta
1. 5 answers
2. 661 views
express each of the following in the form (x+p)^2+q1. x^2-20x+3
1. 1 answer
2. 384 views
What is on pulsars and pulsar planets. Using this information, describe what you might encounter on your space mission.Thank you
1. 1 answer
2. 978 views

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