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प्रश्न
Every object moves with a constant speed.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
Objects do not always move with a constant speed; their speed can change due to acceleration or deceleration.
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संबंधित प्रश्न
The odometer of a car reads 57321.0 km when the clock shows the time 08:30 AM. What is the distance moved by the car, if at 08:50 AM, the odometer reading has changed to 57336.0 km? Calculate the speed of the car in km/min during this time. Express the speed in km/h also.
If a body traverses a distance in direct proportion to the time, the speed of the body is ______.
What do you understand by the average speed of a body?
The relation S= v x t can easily be used to find the tota l distance covered by a body moving with non -uni form speed. (Yes/ no)
A body covers half the distance with the speed A and the other half with speed B. What will be the average speed for the whole journey?
In figure the position of a body times is shown . Calculate the speed of the body as it moves from 0 to A, A to B, B to C and i ts average speed .
Vehicles moving with varying speeds are said to be in uniform motion.
Length of scale : metre :: Speed of aeroplane : ______.
A spaceship travels 36,000 km in one hour. Express its speed in km/s.
Distinguish between speed and velocity.
