Identify the symbol-
sc-1 sb-1-Electric Current And It
  • Electric Bulb
  • Electric Cell
  • Battery
  • Switch in ON position
  • Switch in OFF position
Urvashi made a circuit and saw that some pins kept nearby were being attracted to the wires this is due to the __________ effect of electric current.
  • Heating
  • Gravitational
  • Magnetic
  • Attractive
Electric Bell works on the principle of-
  • Magnetism
  • Electromagnetism
  • Gravitation
  • Static Electricity
A bell only rings one time when switched on (The gong is hit only one time) because-
  • Insufficient Electricity
  • Electromagnet turned to or replaced by a permanent magnet
  • Wiring Problem
  • A mystical force
Ram saw a coil of wire glowing red hot in his room heater. What is it?
  • Glower
  • Just a coil of wire that became very hot
  • Element
  • A new kind of bulb
LEDs full form is-
  • Light Era Diode
  • Light Etern Dot
  • Light Emitting Dot
  • Light Emitting Diode
What is the full form of MCB-
  • Massive Circuit Breaker
  • Massive Circuit Body
  • Mighty Circuit Breaker
  • Miniature Circuit Breaker
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