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प्रश्न
Length of scale : metre :: Speed of aeroplane : ______.
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उत्तर
Length of scale: metre:: Speed of aeroplane: knot.
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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
Which is greater?
(i) 60 km/hr
(ii) 15 m/s
Convert 20 m/s into km/hr.
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.
During circular motion, which physical quantity of the body:
Remains constant
What is the unit of average speed in SI system?
Usain Bolt crossed 100 meters in ______ seconds and made a world record.
In a 100m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ______.
Distinguish between speed and velocity.
Distinguish between Speed and velocity.
