When a 200 kg mass is placed on the small piston, what is the force exerted by the smaller piston on the hydraulic liquid ?​

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system