Question: A500-kg, light-weight helicopter ascends from the ground with an acceleration of 2.00 m/s2. Over a 5.00-s interval, what is (a) The work done by the

A500-kg, light-weight helicopter ascends from the ground with an acceleration of 2.00 m/s2. Over a 5.00-s interval, what is
(a) The work done by the lifting force,
(b) The work done by the gravitational force, and
(c) The net work done on the helicopter?

Step by Step Solution

★★★★★

3.35 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a S Fy F mg ma so F m g a 500 kg980 ms 2 200 ms 2 590 10 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

530-P-M-W-E (346).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

A rocket rises vertically, from rest, with an acceleration of 3.2m/s2 until it ruins out of fuel at an altitude of 1200m. After this point, its acceleration is that of gravity, downward. (a) What is...

An object is projected directly upward from the ground with an initial velocity of 128 feet per second. Its height s at the end of /seconds is s = 1281 - 16t2 feet. (a) When does it reach its maximum...

A projectile is fires directly upward from the ground with an initial velocity of v0 feet per second. Its height in t seconds is given by s = v0t - 16t2 feet. What must its initial velocity be for...

175 Homework B Section 6.3 (Part II) 1 of 3 https://www.webassign.net/web/Student/Assignment-Responses/last?dep... WebAssign 175 Homework B Section 6.3 (Part II) (Homework) Current Score : - / 5...

16. [-/0.5 Points] DETAILS SERPSE10 4.3.Op.013.MI. MY NOTES A placekicker must kick a football from a point 36.0 m (about 40 yards) from the goal. Half the crowd hopes the ball will clear the...

QUESTION 1 A driver in a car traveling at a speed of 28.8 m's sees a deer 100 m away on the road. Calculate the minimum constant acceleration that is necessary of the car to stop without hitting the...

Please answer all the questions properly all the relevant in is provided. Pls try your best! im Counting on u! Thank uuuuu :) Please write your answers (showing all steps) neatly and clearly. This...

(PLEASE HELP THIS IS AN EMERGENCY!!!!) (MUCH APPRECIATED) 1. Prove these statements: (a) As long as you can neglect the effects of the air, if you throw anything vertically upward, it will have the...

KIN 44S Exam II Review Worksheet Quantity Symbol Unit Symbol Unit (Linear) (Linear) (Angular) (Angular) Dis - lac ement Acceleration Time Impulse Kinetic Energy Work Power 1. A pitched ball with a...

Hi I need help on this !!

A train 75 metres long overtook a person (going in the same direction) who was walking at the rate of 6 km an hour, and passed him in 7 seconds. Subsequently it overtook a second person (going in the...

A line charge with linear charge density is placed parallel to, and a distance R away from, the axis of a conducting cylinder of radius b held at fixed voltage such that the potential vanishes at...

1. An event management company that has students as its main market and specializes in student nights in a university town?

A friend, Mindy Jacobs, tells you her car depreciated USD 5,000 last year. Explain whether her concept of depreciation is the same as the accountant's concept.

1. When the ends of two bar magnets are close, they attract. These ends must be (a) one north, one south, (b) both north, (c) both south, (d) either (b) or (c).

2. A compass is just above the end of a permanent bar magnet, and points away from that end. It can be concluded that this end acts as (a) a north magnetic pole, (b) a south magnetic pole, (c) you...

3. If you look directly at the south pole of a bar magnet, its magnetic field points (a) to your right, (b) to your left, (c) away from you, (d) toward you.

Which of the following activities is (are) consistent with the stakeholder view. Choose all correct answer(s). A business chases short-term profits and focuses on shareholder value. A company...

The variance is the: A. difference between the actual return and the average return. B. difference between the actual return and the average return divided by N 1. C. average squared difference...

The following three defense stocks are to be combined into a stock index in January 2016 (perhaps a portfolio manager believes these stocks are an appropriate benchmark for his or her performance):...