Search SchoolNGR

Thursday, 02 April 2026
Register . Login

Two capacitors R1 = 4\(\Omega\) and R2 = 5\(\Omega\) are connected in parallel across a ...

Two capacitors R1 = 4\(\Omega\) and R2 = 5\(\Omega\) are connected in parallel across a potential difference. If P1 and P2 represent power dissipated in R 1 and R2 respectively, then the ratio P1 : P2 is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 4 : 5
  • B 5 : 4
  • C 16 : 25
  • D 25 : 16
Correct Answer: Option B
Explanation:
P1 = \(\frac{V^2_1}{R_1}\) and P2 = \(\frac{V^2_2}{R_2}\)
P1R1 = P2R2
4P1 = 5P2
\(\frac{p_1}{p_2}\) = \(\frac{5}{4}\)
= 5 : 4

Share question on: