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JEE Advanced 2020 Full Test 6 Paper 1

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This section contains SIX questions of matching type. The section contains TWO tables (each having 3 columns and 4 rows). Based on each table, there are THREE questions. Each question has FOUR options (A),(B),(C), and (D). ONLY ONE of these four options is correct.
Answer questions Q.8,Q.9 and Q.10 by appropriately matching the information given in the three columns of the following table.

qi is the initial charge on the capacitor. The key K is closed at t=0

   Column 1    Column 2    Column 3
 (I)  Vb=0V  (i)  R1=R2=5โ„ฆ R=10โ„ฆ  (P)  C=5ยตF qi=0
 (II)  Vb=30V  (ii)  R1=5โ„ฆ R2=10โ„ฆ R=10โ„ฆ  (Q)  C=20ยตF qi=0
 (III)  Vb=โˆ’30V  (iii)  R1=10โ„ฆ R2=5โ„ฆ R=10โ„ฆ  (R)  C=5ยตF qi=100ยตC
 (IV)  Vb=60V  (iv)  R1=R2=R=10โ„ฆ  (S)  C=20ยตF qi=100ยตC
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