PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Distinguish between speed and velocity.
a. Speed is .
b. Velocity is .
2. What do you mean by constant acceleration?
a. If a body travels in a straight line and its velocity rises or drops by the same magnitude in equal periods of time is said to have .
b. Acceleration is a .
3. What is centre of gravity?
a. The point through which an object's appears to act is called the centre of gravity.
b. is point at which the combined mass of the body appears to be concentrated.
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