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QUIZ START
#1. One electrostatic unit (esu) of charge is equivalent to
#2. The value of solar constant in SI system is
#3. The correct statement about Poisson’s ratio is
#4. The SI unit of gravitational potential is
#5. One watt-hour is equivalent to
#6. The frequency of a human male’s voice as compared to that of a female is
#7. The dimensions of intensity of energy are
#8. Time of flight of projectile is
#9. Area between the velocity time graph and time axis is equal to
#10. When the magnitude of the drag force becomes equal to the weight, then net force acting on the droplet is
#11. The drag force increases as the speed of the object
#12. The force of friction that comes into action after the motion has started is called
#13. A body of mass m is falling downward in a viscous medium with terminal velocity v, net force on the body is
#14. Bragg’s equation will be given by
#15. We can achieve polarization by
#16. In single slit diffraction the condition for second minimum is
#17. Which Phenomenon proves that nature of light is transverse
#18. If a light of ? = 588nm falls on half silvered glass plate in Michelson’s interferometer. If movable mirror is moved through 0.233mm, the number of fringes will be observed to shift
#19. Which one of the following is not a unit of length?
#20. The value of g is affected by earth’s
#21. Different radioactive materials have
#22. The dimensional formula for amplitude of SHM is
#23. If a spring of force constant k is cut into two equal parts, which are then joined parallel to each other. The force constant of the combination will be
#24. Those solids which breaks soon after crossing the elastic limit are called
#25. Which of the following has no dimension?
#26. Hook’s law holds within
#27. The rms velocity of air at NTP will be ______ if density of air is 1.29 kg/m^3.
#28. The temperature, pressure and volume of two gases X and Y are T, P and V respectively. When the gases are mixed then the volume and temperature of the mixture becomes V and T respectively. The pressure and mass of the mixture will be
#29. The first excited state of hydrogen atom is higher to its ground energy level by 10.2 EV. The temperature necessary to excite hydrogen atom to first excited state will be
#30. The correct relation connecting the universal gas constant (R), Avogadro number N_A and Boltzmann constant (K) is
#31. The rms velocities of molecules of two gases of equal volume are 2 ms^-1 and 3 ms^-1 respectively. The ratio of their pressure will be
#32. Truth table of logic function
#33. The common emitter current amplification factor β is given by
#34. In a half-wave rectifier the diode conducts during
#35. When temperature of a conductor increases the resistance
#36. Resistance is independent of
#37. Resistance of a conductor increases with the rise of temperature of the conductor, This is due to
#38. Law of electromagnetic induction have been used in the construction of a
