A 75 W electric blanket runs at 24 V . You may want to review (Pages 716 - 719) . Part A. What is the resistance of the wire in the blanketExpress your answer to two significant figures and include the appropriate units. Part B. How much current does the wire carry?Express your answer to two significant figures and include the appropriate units.

What’s #16 asking me and how do i solve it?

How is the ideal mechanical advantage of a wheel and axle calculated?

Multiple choice. choose the one alternative that best completes the statement or answers the question. 1) if the force on an object is in the negative direction, the work it does on the object must be 1) a) negative. b) positive. c) the work could be either positive or negative, depending on the direction the object moves. 2) a truck has four times the mass of a car and is moving with twice the speed of the car. if kt and kc refer to the kinetic energies of truck and car respectively, it is correct to say that 2) a) kt = 16kc . b) kt = 1 2 kc. c) kt = kc . d) kt = 2kc . e) kt = 4kc . 3) you and your friend, who weighs the same as you, want to go to the top of the eiffel tower. your friend takes the elevator straight up. you decide to walk up the spiral stairway, taking longer to do so. compare the gravitational