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 ) 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 ) 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 a metal is 2.5 eV. Light of wavelength 3600 Å is incident on this metal surface. The velocity of emitted photoelectrons will be

The work function of a metal is 2.5 eV. Light of wavelength 3600 Å is incident on this metal surface. The velocity of emitted photoelectrons will be

The work function of a metal is 1.5 eV, light of wavelength 6600 overset@A is made incident on it. The maximum k.e. of emitted photo - electron 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