Laws of MotionHard
Question
An object with a mass 10 kg moves at a constant velocity of 10 m/sec. A constant force then acts for 4 seconds on the object and gives it a speed of 2 m/sec in opposite direction. The acceleration produced is :-
Options
A.3 m/sec2
B.− 3 m/sec2
C.0.3 m/sec2
D.− 0.3 m/sec2
More Laws of Motion Questions
In the figure show if friction coefficient of block 1kg and 2kg with inclined plane is μ1 = 0.5 and μ2 = 0.4 r...What is the maximum value of the force F such that the block shown in the arrangement, does not move :-...In the following arrangement the system is initially at rest. The 5 kg block is now released. Assuming the pulleys teh p...A car is travelling at 36 km/hr on a level road and where coefficient of friction between the tyres and the road is 0.8,...In other to raise a mass of 100 kg a man of mass 60 kg fasten a rope over a smooth pulley. He climbs the rope with an ac...