Find the work done by the cords force on the block

Reference no: EM13301210

A cord is used to vertically lower an initially stationary block of mass M = 40 kg at a constant downward acceleration of g/3. When the block has fallen a distance d = 1.5 m.

a) Find the work done by the cord's force on the block.

b) Find the work done by the gravitational force on the block.

c) Find the kinetic energy of the block.

d) Find the speed of the block.

Reference no: EM13301210

Questions Cloud

Explain conversion of acetylferrocene to diacetylferrocene : Write the reaction mechanism for the conversion of acetylferrocene to diacetylferrocene using acetic anhydride and 85% phosphoric acid.

What is the average power of the flywheel : The angular momentum of a flywheel having a rotational inertia of 0.250 kg·m2 about its central axis decreases from 2.80 to 1.800 kg·m2/s in 1.00 s. What is the average power of the flywheel

Explain acetic anhydride to sodium acetate on treatment : Write the mechanism for the conversion of acetic anhydride to sodium acetate on treatment with aqueous sodium hydroxide

What is the initial investment outlay : Truman industried is considering an expansion. the necessary equipment would be purchased for $9 million, and the expansion would require an additional $ 3 million investment in woring capital the tax rate is 40%.

Find the work done by the cords force on the block : A cord is used to vertically lower an initially stationary block of mass M = 40 kg at a constant downward acceleration of g/3. Find the work done by the cord's force on the block

Compute return on common shareholders : Determine net operating income after tax (NOPAT) and net income for each alternative and compute return on common shareholders" equity for each alternative (use ending equity).

Define what is the empirical formula of mercury oxide : In an experiment 1.550g of mercury oxide decomposed to give oxygen gas and 1.435g of liquid mercury. What is the empirical formula of mercury oxide

Find the distance between the first and second dark bands : Two narrow, parallel slits separated by 0.200 mm are illuminated by green light (? = 546.1 nm). Calculate the distance between the first and second dark bands

How much should it borrow in the u.s. : Samson can borrow funds in the U.S. at an annualized interest rate of 6 percent. If Samson uses a money market hedge, how much should it borrow in the U.S.?

User Account

All Pages