Question
Which type of engine cooling system uses a fan to blow
air directly over the engine block?Solution
In air-cooled systems, air is blown over the engine using a fan to dissipate heat. These systems are simple and used where water availability is limited, like in portable engines or small tractors.
In gymnastics, which event is performed on a large floor mat?
The momentum of a body depends on:
Which of the following layers of the atmosphere makes Radio Communication possible?
The apparatus used in the refrigeration is
The important unit of a microprocessor is –
A girl is standing 5 metres away from a plane mirror. How much distance should she move towards the mirror so that she will be 2 metres farther from her...
Speed of sound in air is unaffected by change in :
Which law describes the relationship between electric current and potential difference?
Temperature of the Sun is measured by
Which law is also called the law of inertia?
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