Q71. \(\frac{1}{R_{eq}}=\frac{1}{R_1}+\frac{1}{R_2}+\frac{1}{R_3}\), the given formula finds what?

Q72. \(0.2 \:m/s^2\) acceleration is produced when a force is applied on an object of mass \(2 \:kg\). How much is the force acting on the object?

Q73. A battery of 12 volt is connected with 2 Ω, 4Ω & 6Ω resistances then what is equivalent resistance in series connection?

Q74. “Under the constant physical conditions, the current flowing through a conductor is directly proportional to the voltage supplied between its ends” the statement is of ____law.

Q75. The\(V \rightarrow I\) graph in the Ohm’s law will always be _______shaped.

Q76. If current flows through the bulb is 0.5 Ampere and its resistance is \(100\:\Omega\), then the voltage supplied = _____V.

Q77. Temperature of melting point of ice is___________\(^\circ C\)

Q78. Kirchhoff’s first law is also called as_______ law.

Q79. KCL works on the principle of which of the following

Q80. Which among the following statements is true with regard to electric field lines?