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?

Fitness can be achieved only through a. frequency. b. resistance. c. endurance. d. accuracy.

U are asked to measure the amount of liquid held in a sports drink bottle. which is an appropriate unit of measurement? is grams, mililiters, milligrams or centimeter

An elevator is accelerating upwards at 3m/s. It has a mass of 300k. What is the net force (in Newton's) in the y-direction

What pressure in units of torr is equal to 1.14 atm of pressure?

The gravitational attraction between two objects will what if the objects move farther apart?

Ultraviolet light emits a total of 2.5 * 10^-17 J of light at a wavelength of 9.8 * 10^-7 m. How many photons does this correspond to?

3. A ray of light incident on one face of an equilateral glass prism is refracted in such a way that it emerges from the opposite surface at an angle of 900 to the normal. Calculate the i. angle of incidence. ii.

What would happen to the stratosphere if humans were to increase the amount of ozone within it?

The noise floor, also known as additive white Gaussian noise (AWGN), is a continuous noise level that appears over a wide spectrum when viewed in the frequency domain. a. Trueb. False

Disadvantages of magnets