The collecter of the photocell (in photoelectric experiment ) is made of tugsten while the emitter is Platinum having work function of `10 eV`.Monochromotic radiation of wavelength `124 Å` & power `100 ` watt is incident on emitter which emits photo electrons with a quantum efficiency of `1%`.The accelerating voltage acros the photocell is of `10,000` volts (Use: `hc=12400eV Å`)
The minimum wavelength of radiation coming from the tungsten target (collector) is

The collector of the photocell (in photoelectric experiment ) is made of tungsten while the emitter is Platinum having work function of 10 eV .Monochromatic radiation of wavelength 124 Å & power 100 watt is incident on emitter which emits photo electrons with a quantum efficiency of 1% .The accelerating voltage acros the photocell is of 10,000 volts (Use: hc=12400eV Å ) The minimum wavelength of radiation coming from the tungsten target (collector) is

The collecter of the photocell (in photoelectric experiment ) is made of tugsten while the emitter is Platinum having work function of 10 eV .Monochromotic radiation of wavelength 124 Å & power 100 watt is incident on emitter which emits photo electrons with a quantum efficiency of 1% .The accelerating voltage acros the photocell is of 10,000 volts (Use: hc=12400eV Å ) What is the power supplied by the accelerating voltage source.

The collecter of the photocell (in photoelectric experiment ) is made of tugsten while the emitter is Platinum having work function of 10 eV .Monochromotic radiation of wavelength 124 Å & power 100 watt is incident on emitter which emits photo electrons with a quantum efficiency of 1% .The accelerating voltage acros the photocell is of 10,000 volts (Use: hc=12400eV Å ) If the source of monochromatic radiation of wavelength 124 Å has an efficiency of 50% , and the power of X ray emitted by the tungsten target is 3W , the overall efficiency of the apparatus for X-ray production is

The work function of metal is 1 eV . Light of wavelength 3000 Å is incident on this metal surface . The velocity of emitted photo - electrons will be

The work function of metal is 1 eV . Light of wavelength 3000 Å is incident on this metal surface . The velocity of emitted photo - electrons will be

Four elements A, B, C, D have work function 2, 2.4, 2.8, 3.2 eV. Light of wavelength 4000 Å is incident on them. The elements which emit photo electrons are

Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 Å is incident on it, electrons are emitted. What will be the maximum velocity of emitted electrons?

When radiation of 400 nm wavelength Is incident on photocell ,emitter produces photoelectron with maximum kinetic energy of 1.68 eV work function of emitter will be………. [hc=1240 eVnm]