Questions

The oscillation of a body on a smooth horizontal surface is represented by the equation

 The oscillation of a body on a smooth horizontal surface is represented by the equation, X=A cos(ωt) where, X=displacement at…

The number of possible natural oscilations of air column in a pipe closed

The number of possible natural oscilations of air column in a pipe closed at one end of length 85 cm…

The given graph represents V-I characteristic for a semiconductor device

The given graph represents V-I characteristic for a semiconductor device. Which of the following statement is correct? Options (a) It…

The force F acting on a particle of mass m is indicated by the force-time graph

The force F acting on a particle of mass m is indicated by the force-time graph shown below. The change…

The binding energy per nucleon of ₃⁷Li and ₂⁴He nuclei are 5.60 MeV and 7.06MeV

The binding energy per nucleon of ₃⁷Li and ₂⁴He nuclei are 5.60 MeV and 7.06MeV, respectively. In the nuclear reaction…

The barrier potential of a p-n junction depends on

The barrier potential of a p-n junction depends on (1) type of semiconductor material (2) amount of doping (3) temperature…

The angle of a prism is A. One of its refracting surfaces is silvered

The angle of a prism is A. One of its refracting surfaces is silvered. Light rays falling at an angle…

In an ammeter, 0.2% of main current passes through the galvanometer

In an ammeter, 0.2% of main current passes through the galvanometer. If resistance of galvanometer is G, then the resistance…

In a region, the potential is represented by V(x,y,z)=6x-8xy-8y+6yz, where V

In a region, the potential is represented by V(x,y,z)=6x-8xy-8y+6yz, where V is in volts and x,y,z are in metres. The…

If the kinetic energy of the particle is increased to 16 times its previous value

If the kinetic energy of the particle is increased to 16 times its previous value, the percentage change in the…