61. X-rays region lies between
62. A simple circuit contains a 12 V battery and bulb having 24 Ω resistance. When turn on the switch, the ammeter connected to the circuit would read
63. The . . . . . . . . is connected in parallel in an electric circuit.
64. A common fluorescent tube contains . . . . . . . .
65. Five bulbs each of 100 watt capacity in a tunnel are illuminated continuously for twenty hours. The consumption of electricity will be
66. If 2 ampere current flow through a conductor having potential difference 4. Then resistance of conductor will be:
67. The material used in electric heater is
68. An electric lamp, whose resistance is 40 ohm, and an 8 ohm conductor were added in series with a 12V battery. What is the total resistance of the circuit?
69. A filament of electric bulb carries 0.75A current in 1 minute. Find the amount of electric charge flowing through the electrical current.
70. According to Ohm's law, which of the following statements is true?
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