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Standard XII
Physics
Charging by Induction
Question

A charge of 8mC is located at the origin. Calculate
the work done in taking a small charge of −2×10−9C from a point
P(0,0,3cm) to a point Q(0,4cm,0), via a point R(0,6cm,9cm).

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Solution
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Similar Questions
Q1
A charge of 8 mC is located at the origin. Calculate the work done in taking a small charge of –2 × 10–9 C from a point P (0, 0, 3 cm) to a point Q (0, 4 cm, 0), via a point R (0, 6 cm, 9 cm).
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Q2

A charge of 8 mC islocated at the origin. Calculate the work done in taking a smallcharge of −2 × 10−9 C from a point P (0,0, 3 cm) to a point Q (0, 4 cm, 0), via a point R (0, 6 cm, 9 cm).

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Q3
The potential at a point due to a charge of 5×10−7C located 10cm away is 4.5×104V. The work done in bringing a charge of 4×10−9C from infinity to that point is:
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Q4
(a) Calculate potential at a point at 9cm distance due to charge 4×10−7C.
(b) Determine the work done in bringing a charge of 2×10−9C from infinity to that point. Does this work depend upon the path along which it was brought?
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Q5
Calculate the work done in moving a charge −2×10−9 C from A to B via C.
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