SSC MTS EXAM

SSC

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Meters per second per second (m/s2) is the unit of which physics concept?
A
Acceleration
B
Velocity
C
Time
D
Distance
Explanation: 

Detailed explanation-1: -Because acceleration is velocity in m/s divided by time in s, the SI units for acceleration are m/s2, meters per second squared or meters per second per second, which literally means by how many meters per second the velocity changes every second.

Detailed explanation-2: -For objects near the surface of the earth, the graviation acceleration (g) is a constant and equal to 9.8 meters per second squared. The velocity (V) is then equal to the acceleration (g) times the time. (The change in velocity from one time to another is acceleration (g) times the difference in time).

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