can someone please help me to answer these questions?who answers it step by step of answer,, I will mark as brainliest.
6) Calculate the acceleration due to gravity at a point 1000 km above the
surface of Earth.
7) The force of gravity between 2 objects A and B is 100 N. When the mass
of B is doubled and the distance between them is quadrupled. What is
the new force?
8) A ball is thrown 60 m vertically into the air.
a) What was its initial velocity?
b) How much time does it take to reach the highest point?
9) A stone is dropped vertically downwards. What is the velocity of the
rock at 4 seconds? What is the displacement of the rock at 4 seconds?
10) A stone is allowed to fall from the top of a tower 50 m high and at the
same time another stone is projected vertically upwards from the
ground with a velocity of 20 m/s. Calculate when and where the two
stones will meet. (Assume g = 10 m s
2 ⁄ )
Answers
Answered by
0
Answer:
bayii tunai toh question paper h daal diya hnn
Similar questions