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प्रश्न
Distinguish between uniform velocity and variable velocity.
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उत्तर
| Sr. No. | Uniform velocity | Variable velocity |
| 1. | If a body travels equal distances in equal intervals of time along a particular direction, then the body is said to be moving with a uniform velocity. | If a body travels unequal distances in a particular direction in equal intervals of time, or it moves equal distances in equal intervals of time but its direction of motion does not remain the same, then the velocity of the body is said to be variable (or non-uniform). |
| 2. | Example - A body, once started on a frictionless surface, moves with uniform velocity. | Example - The motion of a body in a circular path, even with uniform speed, is with variable velocity as the direction of motion of the body continuously changes with time. |
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संबंधित प्रश्न
Define Velocity.
Figure represents graphically the velocity of a car moving along a straight road over a period of 100 hours.
How long is the body travelling with a uniform velocity?
Assertion: The Speedometer of a car or a motor-cycle measures its average speed.
Reason: Average velocity is equal to total displacement divided by total time taken.
What is the slope of the body when it moves with uniform velocity?
The initial velocity of a freely falling object is zero as it is released from rest.
Assertion: An object can have constant speed but the variable velocity
Reason: Speed is a scalar but velocity is a vector.
Define velocity.
Distinguish between speed and velocity.
Distinguish between speed and velocity.
Define velocity.
