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Jem
Questions (18)
block A has a mass of 20kg and block B has a mass of 10kg. What is the value of static friction would stop the block from
5 answers
144 views
The man pushes with a force of 200 N. The child and sled combo has a mass of 30 kg and the coefficient of static friction is
1 answer
163 views
The man pushes with a force of 200 N. The child and sled combo has a mass of 30 kg and the coefficient of static friction is
1 answer
140 views
True or false, do animals convert co2 from the atmosphere into carbohydrates?
3 answers
504 views
Animals convert co2 from the atmosphere into carbohydrates.
Is this false?
3 answers
438 views
A DJ charges $250 for 1 hour of work and charges $410 for 3 hours of work. Write an equation that models this situation. Let "x"
4 answers
688 views
an airplane flying due north with a speed relative to the ground of 300 km/hr. it then encounters a cross-wind that is directed
1 answer
888 views
A 500 g metal ball is whirled in a vertical circle. What is the centripetal force which draws it toward the center of the circle
2 answers
521 views
A meter stick is supported at its center. If a load of 150 dynes is placed at the 20 cm mark, where should a 100 dynes load be
1 answer
682 views
Which of the following is NOT the correct dimension for electric field?
A. N/C B. V/m C. J/Cm D. All of the answers have the
0 answers
374 views
An arrow is shot at ground level with an initial speed of 50.0 m/s at an angle of 25.0° above horizontal. What is its
0 answers
1,068 views
A 2.97 kg block initially at rest is pulled to the right along a horizontal surface by a constant, horizontal force of 12.9 N.
1 answer
812 views
An artillery shell is fired at an angle of 32.2◦ above the horizontal ground with an initial speed of 1610 m/s.
The
2 answers
845 views
A ball of mass 0.4 kg, initially at rest, is kicked directly toward a fence from a point 20 m away, as shown below.
The velocity
1 answer
1,142 views
A truck travels beneath an airplane that is moving 120 km/h at an angle of 24◦
to the ground. How fast must the truck travel to
2 answers
4,155 views
A descent vehicle landing on the moon has
a vertical velocity toward the surface of the moon of 35.4 m/s. At the same time, it
1 answer
501 views
Ln( K/ 4.90*10^-4) = 1.56189
Solve for K
0 answers
353 views
1.Is molar mass always done for one mol of substance?
Let me make up an example: 2H2(g)+O2(g)--> 2H2O When finding molar mas of
2 answers
573 views
Answers (15)
Given the figure shown below, block A has a mass of 10kg and block B has a mass of 25kg. Assume the coefficient of friction between the blocks is four times the coefficient of friction between the block and the plane. Determine the normal force between
The man pushes with a force of 200 N. The child and sled combo has a mass of 30 kg and the coefficient of static friction is 0.15. Find the friction force
you could add up 8,8,8,9,13,14 and that would be 60 so the answer i got was 60
So, Ms. Sue, would it be false?
Okay...so then is it true?
Thank you so much, Steve!
*instead of galp. I hate autocorrect.
I meant to say help instead of fall. Oops!
3NaCl(aq)+AlPO@SUB{4}(s)
Apparently the answer is 5.3 at 26 degrees but I don't understand why?
integrate statistics with "real-life" issues, such as day care, in order to interpret them.
Bill BECAME AGGRAVATED by his little sister
Thanks so much
then how would you find vertical velocity component?
2x+3>0 so x>=-3/2 if it was less than -3/2 the inside of the squareroot would be negative and that number does not exist in real number system. For range If I remember it is normally y>0 for this function but since it is shifted up 3 it would now be y>=3
