1. Home
  2. Back Today Date :- Sunday 19th of April 2026 02:14:49 PM

MCAT - Online Exam Test Papers | MCAT - MCQs[multiple choice questions and answers ] | MCAT - Mock Test Papers | MCAT - Practice Papers | MCAT - Sample Test Papers |

Question:
The phase angle between the voltage and the current in an AC circuit consisting of a resistance is

1.Zero

2.45?

3.90?

4.180?

Posted Date:-2021-08-27 05:10:40

More MCQS Questions and answers

  1. 0.001 kg mass will be equivalent to
  2. A 10? electric heater is connected to a 220V 50Hz mains supply. What is the peak value of the potential difference across the heater element?
  3. A choke is used as a resistance in
  4. A device based on photoelectric effect is called
  5. A photon is
  6. A photon of wave length 900nm behaves like a particle of mass
  7. A three dimensional image is obtained by
  8. a voltage V = V? cos ?t is applied across a resistor of resistance R the average power dissipated per cycle in the resistor is given by
  9. After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light
  10. An A.C series circuit containing 4? resistance and 3-? inductive reactance. The impedance of the circuit is
  11. An alternating potential difference is connected across a pure resistor and the frequency of the supply is varied but the rms value of the voltage is kept constant. The mean rate of heat dissipated from the resistor is
  12. An inductive coil has a resistance of 100?. When an AC signal of frequency 1000Hz is fed to the coil the applied voltage leads the current by 45?. What is the inductance of the coil?
  13. An inductor may store energy in
  14. An observer shoots parallel to a meter stick at very high (relativistic) speed and finds that the length of meter stick is
  15. As the temperature of black body is raised the wavelength corresponding to maximum intensity
  16. At resonance the value of the power factor in an L-C-R series circuit is
  17. Choose the correct statement. In the case of AC circuit ohms law holds for
  18. Compton effect proves the
  19. Davison Germer experiment indicates
  20. Einsteins photoelectric equation is given by
  21. For confinement of electron in a box of radius 10-14m the electron speed should be
  22. If a diffraction grating is placed in the path of a light beam it reveals
  23. If a material object moves with speed of light its mass becomes
  24. If the wavelength of incident radiation is increased in photoemission then
  25. In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron
  26. In an LCR series circuit, if V is the effective value of the applied voltage VR is the voltage across R VL is the effective voltage across L & Vc is the effective voltage across C then
  27. In Compton scattering the change in wave length is max if
  28. In Davisson-Germer experiment the diffracted proton from crystal shows
  29. In electron microscope electric & magnetic fields are used as
  30. In electron microscope we use energetic particles because of
  31. Linear momentum of a photon is
  32. Mark the wrong statement.
  33. Rest mass of a photon is
  34. Select an alternative from of uncertainly principle from the following
  35. Stopping potential for a metal surface in case of photoelectric emission depends on
  36. The energy radiated is directly proportional to fourth power of Kelvins temperature is
  37. The existence of Ether wind was experimentally rejected by
  38. The frequency of a circuit consisting of a capacitance C and a resistor R is
  39. The linear momentum of an X-ray photon of wavelength 0.1A is
  40. The name of the photon for quantum of light was proposed by
  41. The phase angle between the voltage and the current in an AC circuit consisting of a resistance is
  42. The relativistic energy E is equivalent to relativistic mass given by
  43. The uncertainty in momentum & position is due to its
  44. Tick the correct statement
  45. Tick the right statement.
  46. Two identical coaxial circular loops carry equal currents in the same direction. If the loops approach each other the current in
  47. What is the self inductance of a coil in which an induced emf of 2V is set up when the current changes at the rate of 4 As-1?
  48. When a pure inductor of inductance L and a pure capacitor of capacitance C are connected in parallel to a sinusoidal potential difference V the potential difference across both L & C will be
  49. Which one of the following has the largest energy content?
  50. Which one of the following radiations has the strongest photon?
Search