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Mdcat-past-papers - ETEA - Physics Quiz

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81. Which of the following quantities is correctly matched to its unit:



82. What is the increase in force between two charges if the separation between them is decreased by 50 percent:



83. According to Coulomb's law, what happens to the electrostatic force between the 2-point charges if the distance between them is doubled?



84. Magnetic lines of force are:



85. The instantaneous power supplied to a circuit is a product of the:



86. Two charges Q₁ = 3μC and Q₂ = –1μC are separated by 100cm. The electric potential is zero at a point:



87. The SI unit of electric potential is:



88. If amount of work W is required to move charge Q, then potential difference is:



89. Two point charges +5μC and –5μC are placed at points A and B separated by 2d. Electric potential at midpoint M is:



90. Electron Volt (eV) is another unit of:



91. The energy stored in a capacitor is given by:



92. The SI unit of capacitance is:



93. In the case of parallel plate capacitor, when the distance between the two plates is reduced to half and the area of the plate is doubled the capacitance:



94. If the dielectric material between the plates of a capacitor is removed, what happens to the electric field between the plates?



95. Capacitance of a capacitor increases with a decrease in:



96. Magnetic flux is maximum when the angle between the magnetic field and the normal to the plane of finite area is:



97. Which of the following statement is true about the magnetic field inside a solenoid?



98. A charged particle entered in a magnetic field anti-parallel to the field, magnetic force on this particle is:



99. When a neutron enters into a magnetic field B perpendicularly with velocity v, its acceleration is:



100. In a magnetic field, a photon passing through it is deflected towards: