An elevator weighing 20 000 N is supported by a steel cable. What is the tension in the cable when the elevator is being accelerated upward at a rate of 3.00 m/s2? (g = 9.80 m/s2)
a. 6.1E+3 N
b. 2.0E+4 N
c. 6.0E+4 N
d. 2.6E+4 N
e. 6.7E+3 N
d
You might also like to view...
Standing at the shore of a still lake, the reflected view of scenery on the far side of the lake is the view you would see if you were upside down with your eye in the line of sight
A) where it presently is. B) at the surface of the water where the light reflects. C) directly beneath you, as far below water level as you are above. D) close to the distant shore. E) none of the above
When an object is at rest on the Earth, the gravitational force disappears
Indicate whether the statement is true or false
A pendulum clock uses a simple pendulum as its timing device. The clock is correct at noon. The next day, when the clock reads noon, the actual time is 11:50 a.m
What is the fractional change in pendulum length that must be made so the clock runs at the correct rate? A) 1.40% longer B) 16.7% longer C) 0.699% longer D) 0.699% shorter E) 2.84% longer
Apparent weightlessness can be experienced in freely falling elevator
Indicate whether the statement is true or false