electric potential

mcqspedia.com has 9 Question/Answers about Topic electric potential

Shark’s organ for detection of electric field is named as

Shark’s organ for detection of electric field is named as
  • A. amplitude of lorenzini
  • B. ampullae of lorenzini
  • C. lorenzini
  • D. ampullae
  • Correct Answer: Option B

Unit of voltage (V) is equivalent to unit

Unit of voltage (V) is equivalent to unit
  • A. None
  • B. None
  • C. J
  • D. C
  • Correct Answer: Option A

ERG used for activity of an eye is an abbreviation of

ERG used for activity of an eye is an abbreviation of
  • A. eyeretinography
  • B. electroretinography
  • C. electricalretinography
  • D. both a and b
  • Correct Answer: Option B

For detecting abnormal behavior of brain, technique used is

For detecting abnormal behavior of brain, technique used is
  • A. EEG
  • B. ECG
  • C. ENG
  • D. EFG
  • Correct Answer: Option A

Shark can detect potential difference of its prey up to sensitivity of

Shark can detect potential difference of its prey up to sensitivity of
  • A. micro volt
  • B. mega volt
  • C. Pico volt
  • D. Nano volt
  • Correct Answer: Option D

In an electric field, energy per unit positive charge is

In an electric field, energy per unit positive charge is
  • A. voltage
  • B. current
  • C. frequency
  • D. resistance
  • Correct Answer: Option A

Graph of potential energy against distance is

Graph of potential energy against distance is
  • A. curve
  • B. parabolic
  • C. hyperbolic
  • D. straight line
  • Correct Answer: Option D

If we move a positive charge to a positive plate, then potential energy of charge is

If we move a positive charge to a positive plate, then potential energy of charge is
  • A. decreased
  • B. increased
  • C. remains constant
  • D. dissipated
  • Correct Answer: Option B

If charge is placed at infinity, it’s potential is

If charge is placed at infinity, it’s potential is
  • A. zero
  • B. infinite
  • C. 1
  • D. -1
  • Correct Answer: Option A