Conditions for Equation of Motion

Q. Three equation of motion

Q. An object is moving in a straight line with uniform velocity. Which of the following statements can be inferred from this information?

1. It covers equal distances in equal interval of time.
2. It covers unequal distances in equal interval of time.
3. Acceleration is constant.
4. Acceleration is zero.

Q. The sign of acceleration is taken as positive in the equations of motion if the directions of velocity and acceleration are .

1. opposite
2. same
3. perpendicular

Q. A body moving with uniform retardation covers 3km before its speed is reduced to half of its initial value. It comes to rest in another distance of

Q. A particle moves a distance x in time t according to equation x=1/t+5.the acceleration of the particle is proportional to

Q. The equations of motion are applicable in which of the following conditions?

1. Non-uniform acceleration
2. Continuously increasing acceleration
3. Continuously decreasing acceleration
4. Uniform acceleration

Q. A body is moving with an intial velocity of u. If the body never accelerated, its velocity after t seconds is given by .

1. -u
2. ut
3. -ut
4. u

Q. a particle experience an acceleration a = 4e^-3t m/s^2 . is initial velocity of particle is 2m/s then the velocity of particle when acceleration is zero ?

Q. The equations of motion are applicable in which of the following conditions?

1. Non-uniform acceleration
2. Continuously increasing acceleration
3. Continuously decreasing acceleration
4. Uniform acceleration

Q. The equations of motion are developed for objects that have acceleration.

1. increasing
2. decreasing
3. constant

Q. Given: v, s, a. To find u, which equation of motion needs to be used?​

1. First
2. Second
3. Third
4. Cannot say

Q. Michael Jordan has a vertical leap of $1.25m$. What is his takeoff speed and for how much time he will be in the air?
Take $a=10m{s}^{-2}$ downwards.

1. $\text{u = 10}m{s}^{-1},\text{t = 1 s}$
2. $\text{u = 15}m{s}^{-1},\text{t = 1.5 s}$
3. $\text{u = 5}m{s}^{-1},\text{t = 1 s}$
4. $\text{u = 10}m{s}^{-1},\text{t = 0.5 s}$

Q. The slope of the velocity - time graph provides displacement.

1. True
2. False

Q. A body moving with uniform retardation covers 3 km before its speed is reduced to half of its initial value.It comes to rest in another distance of

Q. The equations of motion are developed for objects having constant acceleration and undergoing one dimensional motion.

1. True
2. False

Q. A particle moves xerox in time to according to equationx=1(t+5) the acceleration of particle is proportionamed to