Applies an input force of 50 n to a crowbar. The crowbar applies a force of 750 n to the lid of a crate. What is the mechanical advantage of the crowbar?

A battery is used to charge a parallel combination of two identical capacitors. if the potential difference across the battery terminals is v and total charge q flows through the battery during the charging process then the charge on the positive

How many degrees of latitude is one nautical mile? 1.0 0.1 6 fraction: 1 over 60

Consider a satelite in a low altitude orbit around the Earth. The gravitational acceleration felt by the satelite is very close to the gravitational acceleration felt by objects on the surface of the earth: 9.

You buy a light bulb in the U. S. labeled 75 watts. Since you bought it in the U. S., the power rating assumes that the potential difference across the light bulb will be 120 volts.

How would you define a disturbance in matter, such as water?

An astronaut weighs 104 newtons on the moon, where the strength of gravity is 1.6 newtons per kilogram. What would she weigh on Mars?

A chemical bond formed when Adams share three pairs of electrons is A. an ionic bond B. a single bond C. a double bond D. a Triple bond

A 1100 kg car rounds a circular turn of radius 24.6 m. Of the road is flat and the coefficient of static friction between the tires and the road is 0.59, how fast can the car go without skidding

What is the momentum of a 15 kg tire rolling down a hill at 3 m/s? 5 kg • m/s 18 kg • m/s 45 kg • m/s 60 kg • m/s

Which of Newton's laws, when combined algebraically with his law of universal gravitation, can be used to calculate Earth's mass? A) first B) second C) third