What is the nature of current transmitted from the power station ?

During an experiment, a signal from a spaceship reached the ground station in five minutes. What was the distance of the spaceship from the ground station ? The signal travels at the speed of light, that is, 3 xx 10^(8) m//s .

What is the current drawn from the battery of 6 V ?

Alternating current is transmitted to distant places at

If both the length of an antenna and the wavelength of the signal to be transmitted are doubled, the power radiated by the antenna

If both the length of an antenna and the wavelength of the signal to be transmitted are doubled, the power radiated by the antenna

At what voltage and frequency is the electric power generated at the power generating station ?

Define power of a lens. What is its unit ? One student uses a lens of focal length 50 cm and another of - 50 cm . What is the nature of the lens and power used by each of the them ?

A radio station broadcasts on a frequency of 1000 kHz. What is the wavelength of the radiation broadcast by the ratio station?

Assertion : Sexually transmitted diseases get transmitted from the infected to the normal person, only during sexual contact. Reason : All sexually transmitted diseases can be cured by antibiotics.

A space station is set up in space at a distance equal to the earth's radius from the surface of the earth. Suppose a satellite can be launched from the space station. Let v_(1) and v_(2) be the escape velocities of the satellite on the earth's surface and space station, respectively. Then