Kinematics – MCQ’s
- Study of motion of the bodies is known as:
(a) Heat
(b) Light
(c) Atomic physics
(d) Mechanics ✓
- Study of motion without discussing the cause of motion is called:
» View More
(b) Dynamics
(c) Heat
(d) Motion
- If a body does not change its position with respect to some observer then it will be in a state of:
(a) Rest ✓
(b) Motion
(c) Uniform motion
(d) Relative motion
- If a body changes its position with respect to some observer then it will be in state of:
(a) Rest
(b) Motion ✓
(c) Uniform motion
(d) Relative motion
- Rest and motion are ————– states:
(a) Absolute
(b) Constant
(c) Variable
(d) Relative ✓
- Which one of the following is a vector quantity?
(a) Displacement ✓
(b) Speed
(c) Volume
(d) Work
- The spinning motion of a body about its axis is known as. (LHR 2015)
(a) Translatory motion
(b) Vibratory motion
(c) Rotatory motion ✓
(d) none of these
- When a body moves to and fro about a point and repeats its motion again and again about the same point then this motion is known as: (GRW 2014, 2015)
(a) Translatory
(b) Vibratory ✓
(c) Rotatory
(d) none of these
- The motion of the string of a violin is:
(a) Translatory
(b) Vibratory ✓
(c) Rotatory
(d) none of these
- Total length of a path between two points is known as:
(a) Velocity
(b) Acceleration
(c) Speed
(d) Distance ✓
- The shortest distance between two points is known as:
(a) Velocity
(b) Displacement ✓
(c) Speed
(d) Distance
- The area uner a speed time graph respresents
(a) Speed
(b) Volume
(c) Acceleration
(d) Distance ✓
- SI unit of speed is:
(a) ms-1 ✓
(b) mh-1
(c) kms-1
(d) All of these
- Speed is a ————- quantity:
(a) Vector
(b) Scalar ✓
(c) Both
(d) none of these
- If a body covers equal distance in equal intervals of time, however small the intervals may be, then the speed of the body is known as:
(a) Uniform ✓
(b) Variable
(c) Non uniform
(d) All of these
- The rate of displacement with respect to time is known as:
(a) Distance
(b) Speed
(c) Velocity ✓
(d) Acceleration
- If the speed and direction of the moving body does not change with time then its velocity is said to be:
(a) Uniform ✓
(b) Variable
(c) Constant
(d) All of these
- If the speed or direction of the moving body changes with time then its velocity is said to be:
(a) Uniform
(b) Variable ✓
(c) Constant
(d) All of these
- Rate of change of velocity is known as:
(a) Distance
(b) Speed
(c) Velocity
(d) Acceleration ✓
- If the velocity of the body is increasing then its acceleration will be:
(a) Positive ✓
(b) Negative
(c) Uniform
(d) Variable
- If the velocity of the body is decreasing then its acceleration will be:
(a) Positive
(b) Negative ✓
(c) Uniform
(d) Variable
- If the velocity of a body is uniform then its acceleration will be:
(a) Positive
(b) Negative
(c) Zero ✓
(d) Doubled
- SI unit of acceleration is:
(a) ms-1
(b) kmh-1
(c) kms-2
(d) ms-2✓
- If velocity of a body changes equally in equal intervals of time then its acceleration will be:
(a) Uniform ✓
(b) Variable
(c) Constant
(d) Relative
- The velocity and acceleration of a body moving with uniform speed in a circular path will be:
(a) In the same direction
(b) In the opposite direction
(c) Mutually perpendicular ✓
(d) Equal
- The direction of motion of body and acceleration is in same direction then acceleration will be:
(a) Uniform
(b) Positive ✓
(c) Negative
(d) Zero
- The direction of motion of body and acceleration is in opposite direction then acceleration will be:
(a) Uniform
(b) Positive
(c) Negative ✓
(d) Zero
- The quantity which can be described by a number, with suitable unit only is called:
(a) Vector
(b) Scalar ✓
(c) Speed
(d) Acceleration
- The quantity which are described by magnitude as well as direction is called:
(a) Vector ✓
(b) Scalar
(c) Speed
(d) Acceleration
- In equations of motion, motion will always be taken along ———- line:
(a) Circular
(b) Straight ✓
(c) Elliptical
(d) None of above
- In equations of motion, Acceleration will always be:
(a) Uniform ✓
(b) Variable
(c) Positive
(d) Negative
- In equations of motion, initial velocity will be taken as:
(a) Uniform
(b) Variable
(c) Positive ✓
(d) Negative
- In equations of motion, quantities in the direction of initial velocity are taken as:
(a) Uniform
(b) Variable
(c) Positive ✓
(d) Negative
- In equations of motion, quantities opposite to the direction of initial velocity are taken as:
(a) Uniform
(b) Variable
(c) Positive
(d) Negative ✓
- The slope of straight line in speed time graph gives the magnitude of
(a) Force
(b) Displacement
(c) Torque
(d) Acceleration ✓
- Series of experiments on free fall of heavy bodies was performed by:
(a) Newton
(b) Einstein
(c) Galileo ✓
(d) Al-Kundi
- When a body is falling freely under the gravity then in equations of motion ‘a’ is replaced by:
(a) m
(b) d
(c) S
(d) g ✓
- If a body is falling under the gravity then its initial velocity will be:
(a) Positive
(b) Negative
(c) uniform
(d) Zero ✓
- If a body is falling under the gravity then its gravitational acceleration will be:
(a) Positive ✓
(b) Negative
(c) Increasing
(d) Zero
- If a body is thrown vertically upward then its final velocity will be:
(a) Positive
(b) Negative
(c) uniform
(d) Zero ✓
- If a body is thrown upward, then its gravitational acceleration will be:
(a) Positive
(b) Negative ✓
(c) Increasing
(d) Zero
- A ball is dropped from the top of the tower. The distance covered by it in the first second is:
(a) 100m
(b) 10m
(c) 50m
(d) 5m ✓
- If a car is moving with uniform speed in a circle then its velocity will be:
(a) Uniform
(b) Variable ✓
(c) Zero
(d) None of the above
- There are ————– equations of motion which are used to solve the problems about the motion of bodies:
(a) 1
(b) 2
(c) 3 ✓
(d) 4
» View Less