Why do take acceleration as 9.8 even when the object attains terminal velocity in free fall,actually the acceleration should be zero right in constant velocity
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A particle in one-dimensional motion: (a) with zero speed at an instant may have non-zero acceleration at the instant, (b) with zero speed may have non-zero velocity, (c) with constant speed must have zero acceleration, (d) with positive value of acceleration must be speeding up.
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9.8 even when the object attains terminal velocity in free fall,actually the acceleration should be zero right in constant.
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