Which muscle group works the hardest (isometrically) when performing a wrist curl in the pronated position?

a. wrist flexors b. wrist extensors c. elbow flexors d. elbow extensors

What is the current produced by a potential difference of 240 Volts through a resistance of. 2 ohms

Describe the movement of particles within solids, liquids, and gases.

A basketball rolls of a 0.70 m high desk and strikes the floor 0.25 m away from the base of the desk? How fast was the ball rolling?

What is the specific heat of a material that has a mass of 5 grams and increases 125ºC when it receives 150J of heat?

To practice problem-solving strategy 5.2 dynamics problems. a 30.0-kg box is being pulled across a carpeted floor by a horizontal force of 230 n, against a friction force of 210 n. what is the acceleration of the box

How are magnetic poles and electrical charges similar

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 spring has a spring constant of 256 n/m. how far must it be stretched to give it an elastic potential energy of 48 j?

How does the frequency of an electromagnetic wave compare with the frequency of the vibrating electrons that produce it?

A 10 kg box is pushed with a force of 20N. What is the box's acceleration? 200 m/s 2 m/s2 2 m/s 200 m/s2