A.33.2 mts/sec2
B.78.94 mts/sec2
C.68.9 mts/sec2
D.102.6 mts/sec2
Related Mcqs:
- A particle starts from rest and moves in a straight line whose equation of motion is given by S = 2t3 – t2 – 1. The acceleration of the particle after one sec will be
- The number of revolutions through which a pulley will rotate from rest if its angular acceleration is increased uniformly from zero to 12 rad per sec2 during 4 sec and then uniformly decreased to 0 rad per sec2 during the next 3 sec would be
- A flywheel starting from rest and accelerating uniformly performs 25 revolutions in 5 sec. Its angular velocity in rpm after 10 seconds would be
- The angular acceleration of a flywheel decreases uniformly from 8 rad/sec2 to 2 rad sec2 in 6 sec at which time its angular velocity is 42 rad/sec. The initial angular velocity was
- A flywheel 200 cm in diameter is rotating at 100 rpm. A point one the rim of the flywheel will not have
- A flywheel 200 cm in diameter is rotating at 100 rpm. A point on the rim of the flywheel will not have
- A body whose true weight is 14 kg appears to weigh 15 kg when weighed with the help of a spring balance in a moving lift. The acceleration of the lift at the time was
- A crate weighing 40 kg rests on a cart moving with an acceleration W. The coefficient of friction between the cart and the crate is
- A wheel accelerates from rest with an acceleration of 6 rad/sec2. How many revolutions are experienced in 4 seconds?
- A man pulls a cart with 100 N force from rest with an acceleration of 10 m/sec2 for 10 seconds. The work done by him is