The correct answer is (a) P = F/A. Pressure (P) is defined as the force (F) applied per unit area (A). Mathematically, it is given by: P = F/A This means that pressure increases if force increases or area decreases.
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The correct answer is (c) g/6. The acceleration due to gravity on the Moon is about 1/6th of that on Earth because the Moon has much less mass and a smaller radius. Class 9th Science NCERT MCQ Questions NCERT Books ...
The correct answer is (c) Is least on equator. The acceleration due to gravity (g) is slightly less at the equator and greater at the poles due to Earth’s rotation and its slightly oblate shape. Centrifugal force at the equator ...
The correct answer is (c) Force acting on the object due to force of gravity. Weight is the gravitational force exerted on an object by Earth. It is given by W = mg, where m is mass and g is ...
The correct answer is (b) Force. Newton’s Second Law states that force (F) is the product of mass (m) and acceleration (a), given by F = ma. This law quantitatively defines force, showing how it depends on an object’s mass ...