A lamp rated 100w 220 v is connected to mains electric supply. what current is drawn from the supplyy line, if the voltage is 220 v?

An object (with charge - 2.4 µC and mass 0.026 kg) hovers at rest above the ground, its weight being held up by a uniform electric field. (a) Find the size and direction of this electric field.

11. Which of the following phenomena is taking place when sound waves are reflected from a surface along parallel lines? A. Refracting B. Absorption C. Focusing D. Diffusion

What is the total power in a circuit if the resistance is 800 and the voltage is 60 VDC? A. 4.5 W B. 13.33 W C. 120 W D. 48 W User: A circuit contains six 20 resistors connected in series. What is the total circuit resistance? A. 60 B. 3.33 C. 6 D.

A uniform thin rod of length 0.400 m and mass 4.40 kg can rotate in a horizontal plane about a vertical axis through its center. the rod is at rest when a 3.0 g bullet traveling in the rotation plane is fired into one end of the rod.

We can know what elements make up a star by studying the star's

A rockets initially at rest, it steady gains speed at a rate of 10m/s^2 for 4.6s during take off. What was the rocket's top speed?

What do you mean by kintic theory of matter

What do u think is the smallest piece that you could break sand into

You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum horizontal range. You shoot the gun straight up, and it takes 36.761s for the dart to land back at the barrel.

Why do windows have two panes of glass separated by a layer of air