Wednesday
August 20, 2014

Homework Help: PHYSICS

Posted by AMBER on Monday, November 1, 2010 at 12:03am.

NEED HELP ON THE ANSWER OF THIS PROBLEM
THE EFFICIENCY OF THE PULLEY DECREASES WITH A COEFFICIENT OF FRICTION OF 2.0 THE EFFICIENCY OF THE PULLEY IS 60% WHAT WOULD YOU EXPECT THE EFFICIENCY TO BE IF THE COEFFICIENT OF FRICTION INCREASED TO 0.3

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A pulley system lifts a 500-lb block 1.0 foot with an effort of only ...
physics - You exert a force of 455N in pulling 15.0m of rope using a pulley ...
physics - a) In raising a 4800 N piano with a pulley system, the workers note ...
Physics - Note: The left-hand mass is equal to the sum of the other two masses. ...
Calculus - The efficiency E of a screw is given by E=T(1-0.35T)/T+0.35 where T ...
physics - The efficiency of a pulley system is 81 percent. The pulleys are used ...
Physics - A block of mass m1 is on top of a block of mass m2. Block 2 is ...
i need help i couldnt figure this out... - A block of mass m = 3 kg is attached ...
Physics - The two blocks in the figure are connected by a massless rope that ...
Maths algebra - The efficiency of an industrial pump decreases by a fixed ...

Search
Members