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प्रश्न
During circular motion, which physical quantity of the body:
Remains constant
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उत्तर
During circular motion
Speed remains constant.
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संबंधित प्रश्न
Suppose the two photographs, shown in Figure 1 and Figure 2, had been taken at an interval of 10 seconds. If a distance of 100 metres is shown by 1 cm in these photographs, calculate the speed of the fastest car.
Figure 1 Vehicles moving in the same direction on a road
Figure 2 Position of vehicles shown in Figure 1 after some time
______ is a scalar quantity.
______ is the distance traversed by a body in a particular direction in unit time.
Arrange the following speeds in the increasing order:
(i) A bicycle moving with a speed of 36 km/h.
(ii) A car moving with a speed of 2 km/min.
(iii) An athlete running with a speed of 7 m/s.
Can a body have negative speed?
Vehicles moving with varying speeds are said to be in uniform motion.
The speed of a train is expressed in m/h.
A ______ is the fastest land animal.
Define speed Mention its formula and unit.
Assertion: The speed of a body can be Negative.
Reason: If the body is moving in the opposite direction of positive motion, then its speed is Negative.
