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Question 21N.2.HL.TZ0.7a

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.2.HL.TZ0.7a
Level HL Paper 2 Time zone TZ0
Command term Show that Question number a Adapted from N/A
a.
[Maximum mark: 1]
21N.2.HL.TZ0.7a

A conducting sphere has radius 48 cm. The electric potential on the surface of the sphere is 3.4 × 105 V.

(a)

Show that the charge on the surface of the sphere is +18 μC.

[1]

Markscheme

Q=«VRk=»3.4×105×0.488.99×109

OR

Q=18.2 «μC» ✓

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