Question

ALWAYS use significant figure rules. Remember that these rules apply to all numbers that are measurements.
In working this problem, assume the value of "g" to be 9.8 m/s2 with two (2) significant digits unless otherwise stated.
A 500-kg elevator is raised to a height of 20 m in 10 seconds. Calculate the power of the motor.

98,000 W
9,800 W
2,500 W
1000 W

Answer 1

Explanation:

always use English action figure rule remember that these rules apply to all number that are measurement in work this problem value of g to be 9.82 with 2 digits is there in 10 seconds the power of the motor 9800 w

Answer 2

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