The difference in potential between the accelerating plates of a T. V. set is about 30 kV. If the distance between these plates is 1.3 cm, find the magnitude of the uniform electric field in this region.

What does the term Copernican revolution refer to

What is the force that can cause two pieces of iron to attract each other?

How long would it take for a car to travel 200 km if it has an average speed of 55 km/hr?

Tidal power can be generated by man without investing a lot of energy into the process. True False

How does centripetal force act on a satellite in orbit? A. It changes the direction of the satellite. B. It keeps the satellite spinning. C. It exerts an unbalanced force on the satellite.

An apparatus similar to the one used in lab uses an oscillating motor at one end to vibrate a long rope with frequency f = 40 Hz and amplitude A = 0.25 m. The rope is held at constant tension by hanging a mass on the other end.

Compare and contrast jfets with dmosfets. discuss the difference in their modes of operation, advantages and disadvantages

A thermocouple thermometer is connected to a millivoltmeter which can read up to 10mV. When one junction is in ice at 0°C and the other is steam at 100°C, the millivoltmeter reads 4mV.

A hammer head of mass 600g, produces force of 360N when it strikes the head of a nail Explain how it's possible for the hammer to drive the nail into a piece of wood, yet a weight of360N resting on the head of Nail would not?

A ball is hit straight up with an initial speed of 28 meters per second. What is the speed of the ball 2.2 seconds after it is hit? [Neglect friction.]