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1
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
Electric field at point $ (30,30,0) $ due to a charge of $ 0.008 \mu \mathrm{C} $ placed at origin will be, (coordinates are in cm )
A
$ 8000 \mathrm{NC}^{-1} $
B
$ 4000(\hat{\mathbf{i}}+\hat{\mathbf{j}}) \mathrm{NC}^{-1} $
C
$ 200 \sqrt{2}(\hat{\mathbf{i}}+\hat{\mathbf{j}}) \mathrm{NC}^{-1} $
D
$ 400 \sqrt{2}(\hat{\mathbf{i}}+\hat{\mathbf{j}}) \mathrm{NC}^{-1} $
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

Which one of the following graphs represents the variation of electric potential with distance r from the centre of a non-conducting charged sphere of radius R?

A
BITSAT 2022 Physics - Electrostatics Question 5 English Option 1
B
BITSAT 2022 Physics - Electrostatics Question 5 English Option 2
C
BITSAT 2022 Physics - Electrostatics Question 5 English Option 3
D
BITSAT 2022 Physics - Electrostatics Question 5 English Option 4
3
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

Four charges equal to + Q are placed at the four corners of a square and a charge ($$-$$q) is at its centre. If the system is in equilibrium, then the value of $$-$$q is

A
$$ - {Q \over 4}(1 + 2\sqrt 2 )$$
B
$${Q \over 2}(2\sqrt 2 + 1)$$
C
$${Q \over 4}(1 + 2\sqrt 2 )$$
D
$${Q \over 4}(1 + \sqrt 2 )$$
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

An electric dipole is placed at an angle of 30$$^\circ$$ in a non-uniform electric field. The dipole will experience

A
torque only
B
translational force only in the direction of the field
C
translational force only in a direction normal to the direction of the field
D
torque as well as a translational force
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