Which of the following statements about photoelectrons is...
Which of the following statements about photoelectrons is correct?
A faint green light produces photoelectrons with less kinetic energy than a bright red light
A red light releases a smaller number of electrons than a green light
A faint green light produces photoelectrons with greater kinetic energy than a bright red light
A red light produces more photoelectrons than a green light
Correct answer is B
No explanation has been provided for this answer.
Which of the following instruments consumes the highest current? I. Electric iron II. Tele...
The average kinetic energy of the molecules of a perfect gas is directly proportional to the ...
To convert an alternating current dynamo into a direct current dynamo, the ...
The wire of a platinum resistance thermometer has d resistance of 3.5Ω at 0 °C and...