Reducing friction in a machine

A. decreases its actual machine advantage

B. decreases the work output

C. increases its efficiency

D. increases its ideal mechanical advantage

I will name you brainliest if you get it correct

How close can people get to a lion that's wild and untrained

Electric discharge between two objects follows a predictable path?

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid? A. It will change into a solid. B. It will change into a semi-solid. C. It will change into plasma. D.

In an inertia balance, a body supported against gravity executes simple harmonic oscillations in a horizontal plane under the action of a set of springs. If a 1.00 kg body vibrates at 1.00 Hz, a 2.00 kg body will vibrate at1) 0.500 Hz. 2) 0.707 Hz.

The nuclear charge an electron actually experiences is called the effective nuclear charge. This charge is always less than the actual nuclear charge since in a many-electron system the electrons. True or false?

How is Electric current able to flow?

In a series circuit, loads which have the same voltage dropped across them will have?.

When a brick is dropped from the roof of a house, it lands on the ground with a speed v. What will the speed at ground level be for an identical brick dropped from a roof twice as high as the first one?

The scientific method begins with recognizing a problem. The recognized problem in this scenario is, "Why is the printer in the office not working?" Choose the hypotheses that are testable and from which an experiment can be formed.

The correctly balanced equation for H2O2 → H2O + O2 is