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BITSAT 2019 Electrostatics & Magnetism Revision Quiz 2
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Question 1
An electron moving with a velocity at a point in a magnetic field experiences a force . If the electron is moving with a velocity at the same point, it experiences a force . The force the electron would experience if it were moving with a velocity at the same point is
Question 2
In the circuit shown in figure, the ratio of charges on 5 μF and 4 μF capacitor is :
Question 3
In the circuit shown, when the key k is pressed at time t =0, which of the following statements about current I in the resistor AB is true
Question 4
An infinite nonconducting sheet of charge has a surface charge density of 10–7 C/m2. The separation between two equipotential surfaces near the sheet whose potential differ by 5V is
Question 5
Select the correct option for given statement.
Statement 1- The range of an ammeter can be increased or decreased.
Statement 2- The required shunt resistance to be connected in parallel can be calculated by using the relation where the letters have their usual meanings.
Statement 1- The range of an ammeter can be increased or decreased.
Statement 2- The required shunt resistance to be connected in parallel can be calculated by using the relation where the letters have their usual meanings.
Question 6
An electron enters a chamber in which a uniform magnetic field is present as shown. Ignore gravity.
During its motion inside the chamber
During its motion inside the chamber
Question 7
A long wire is kept in the east-west direction with current of 5A flowing east to west. The magnetic field in a horizontal plane at a distance of 20 cm north is
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Apr 19JEE & BITSAT