Chapter 3 – Motion in One Dimension
Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 3 - Motion in One Dimension
A body is released from the top of a tower of height H m. After 2 s it is stopped and then instantaneously released. What will be its height after next 2 s ?
05
Sep
A body is released from the top of a tower of height H m. After 2 s it is stopped and then instantaneously released. What will be its height after next 2 s ? A body is released from the top of a tower of height H m. After 2 s it is stopped and [...]
A thief is running away on a straight road in a jeep moving with a speed of 9 ms^−1. A policeman chases him on a motor cycle moving at a speed of 10 ms^−1. If the instantaneous separation of the jeep and the motor cycle is 100 m, how long will it take for the policeman catch the thief?
05
Sep
A thief is running away on a straight road in a jeep moving with a speed of 9 ms^−1. A policeman chases him on a motor cycle moving at a speed of 10 ms^−1. If the instantaneous separation of the jeep and the motor cycle is 100 m, how long will it take for the [...]
The velocity acquired by a body moving with uniform acceleration is 30 m/s in 2 s and 60 m/s in 4 s. The initial velocity is:
05
Sep
The velocity acquired by a body moving with uniform acceleration is 30 m/s in 2 s and 60 m/s in 4 s. The initial velocity is: The velocity acquired by a body moving with uniform acceleration is 30 m/s in 2 s and 60 m/s in 4 s. The initial velocity is: September 5, 2020 [...]
Between the two stations, a train accelerates from rest uniformly at first, then moves with constant velocity and finally retards uniformly to come to rest. If the ratio of the time taken is 1 : 8 : 1 and the maximum speed attained be 60 km/h, then what is the average speed over the whole journey ?
05
Sep
Between the two stations, a train accelerates from rest uniformly at first, then moves with constant velocity and finally retards uniformly to come to rest. If the ratio of the time taken is 1 : 8 : 1 and the maximum speed attained be 60 km/h, then what is the average speed over the whole [...]
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a train accelerates from rest uniformly at first ,
Between the two stations ,
then moves with constant velocity and finally retards uniformly to come to rest. If the ratio of the time taken is 1 : 8 : 1 and the maximum speed attained be 60 km/h ,
then what is the average speed over the whole journey ? ,
The position x of a particle varies with time (t) as x = at^2 − bt^3. The acceleration at time t of the particle will be equal to zero, where t is equal to
05
Sep
The position x of a particle varies with time (t) as x = at^2 − bt^3. The acceleration at time t of the particle will be equal to zero, where t is equal to The position x of a particle varies with time (t) as x = at^2 − bt^3. The acceleration at time t [...]
The distance travelled by a particle in a straight line motion is directly proportional to t^1/2, where ‘t’ time elapsed. What is the nature of motion?
05
Sep
The distance travelled by a particle in a straight line motion is directly proportional to t^1/2, where ‘t’ time elapsed. What is the nature of motion? The distance travelled by a particle in a straight line motion is directly proportional to t^1/2 where 't' time elapsed. What is the nature of motion? September 5, 2020 [...]