Question
What is the main principle behind the working of an electric motor?
More Physics GS Questions
- As we go from Equator to North pole the value of ‘S; the acceleration due to gravity
- A constant retarding force of 60 N is applied to a body of mass 25 kg moving initially with a speed of 12 m s–1. How long does the body take to stop?
- Which of the following best explains why cooking takes longer at high altitudes?
- The density of water is maximum at which temperature?
- Find the power if a force of 100 N displaces an object by 10 m in 5 seconds.
- Which property of a wave is related to its frequency?
- A particle is moving along a circular path of radius r with constant speed. The acceleration of the particle is:
- What type of radiation is produced by a hot object emitting energy?
- Tungsten is used for the manufacture of the filament of an electric bulb, because –
- Which law states that energy can neither be created nor destroyed?
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