Which of the following devices converts light energy to e...
Which of the following devices converts light energy to electrical energy?
Bulb
Television
Solar cell
Light emitting diode (LED)
Correct answer is C
The solar cell converts light from the sun to electricity.
A cell of internal resistance 2 π supplies current to a 6 π resistor. The efficiency of the ce...
Natural radioactivity consists of emission? ...
If a wire 30 cm long is extended to 30.5 cm by a force of 300 N. find the strain energy of wire...
If ∆x is the uncertainty in the measurement of the position of a particle along the x-axis and ∆...
The refractive index of the medium M in the diagram above is ...