Question

In: Physics

A 600 kg elevator accelerates upward from rest for 10 seconds through 40.0 m. Find the...

A 600 kg elevator accelerates upward from rest for 10 seconds through 40.0 m. Find the cable tension.
a) 5130 N
b) 5400 N
c) 6360 N
d) 6630 N

Solutions

Expert Solution

Given:

Mass of the elevator,

Initial speed of the elevator,

Time,

Vertical distance covered,

Find the tension in the cable.

==============================

First, find the acceleration of the elevator.

Use formula

===================

Consider the elevator

Net Force = Mass*Acceleration

ANSWER: Option C) 6360N

========================

genius_generous answered 1 year ago

Next > < Previous

Related Solutions

A 500 kg elevator accelerates upward at 1.9 m/s2 for 20 m, starting from rest. a)...

A 500 kg elevator accelerates upward at 1.9 m/s2 for 20 m, starting from rest. a) How much work does gravity do on the elevator? b) How much work does the tension in the elevator cable do on the elevator? c) What is the elevator’s kinetic energy after traveling 20 m?

An elevator packed with people has a mass of 1900 kg. The elevator accelerates upward (in...

An elevator packed with people has a mass of 1900 kg. The elevator accelerates upward (in the positive direction) from rest at a rate of 1.95 m/s2 for 2.4 s. Calculate the tension in the cable supporting the elevator in newtons. The elevator continues upward at constant velocity for 8.1 s. What is the tension in the cable, in Newtons, during this time? The elevator experiences a negative acceleration at a rate of 0.75 m/s2 for 2.8 s. What is...

An elevator with mass 500 Kg starts from rest and moves upward 20.0 m in 5.00...

An elevator with mass 500 Kg starts from rest and moves upward 20.0 m in 5.00 s. What is the average rate with which the force from the cable is doing work on the elevator? g = 9.8 m / s2

A 10,000 kg truck accelerates from 2 m/s to 10/s in 4 seconds. Find the total...

A 10,000 kg truck accelerates from 2 m/s to 10/s in 4 seconds. Find the total power exerted on the car. A block with an initial speed of 6 m/s at the bottom of an incline with an angle of 37 degrees with the horizontal reaches its highest point on the incline at 1.2m above ground. Find the coefficient of kinetic friction between the block and the incline. Cart A, of mass 200 kg and with an initial velocity of...

A 1800kg elevator accelerates upward at 1.40m/s2 for 10.0m , starting from rest. How much work...

A 1800kg elevator accelerates upward at 1.40m/s2 for 10.0m , starting from rest. How much work does gravity do on the elevator? How much work does the tension in the elevator cable do on the elevator? Use the work-kinetic energy theorem to find the kinetic energy of the elevator as it reaches 10.0m . What is the speed of the elevator as it reaches 10.0m ?

A 1325 kg elevator starts from rest and moves upwards for 4 seconds with a constant...

A 1325 kg elevator starts from rest and moves upwards for 4 seconds with a constant acceleration until it reaches a speed of 2.1 m/s. After 4 seconds, the speed of the elevator remains constant. A) What is the average power of the elevator motor during the first 4 seconds? B) What is the average power of the elevator when t=9 seconds?

A 613-kg elevator starts from rest and moves upward for 2.50 s with constant acceleration until...

A 613-kg elevator starts from rest and moves upward for 2.50 s with constant acceleration until it reaches its cruising speed, 1.63 m/s. (a) What is the average power of the elevator motor during this period? (b) How does this amount of power compare with its power during an upward trip with constant speed? (Give the power during an upward trip with constant speed.)

A 621-kg elevator starts from rest and moves upward for 3.20 s with constant acceleration until...

A 621-kg elevator starts from rest and moves upward for 3.20 s with constant acceleration until it reaches its cruising speed, 1.65 m/s. (a) What is the average power of the elevator motor during this period? hp (b) How does this amount of power compare with its power during an upward trip with constant speed? (Give the power during an upward trip with constant speed.) hp

A 674-kg elevator starts from rest and moves upward for 2.90 s with constant acceleration until...

A 674-kg elevator starts from rest and moves upward for 2.90 s with constant acceleration until it reaches its cruising speed, 1.80 m/s. (a) What is the average power of the elevator motor during this period?______________ hp (b) How does this amount of power compare with its power during an upward trip with constant speed? (Give the power during an upward trip with constant speed.)____________________ hp

A 700-kg elevator starts from rest. It moves upward for 4.50 s with constant acceleration until...

A 700-kg elevator starts from rest. It moves upward for 4.50 s with constant acceleration until it reaches its cruising speed of 1.75 m/s. (a) What is the average power of the elevator motor during this time interval?

Subjects