Emk e = 300V, resistor R = 10N, switch S and a toroid of N = 10* number of turns are connected in series as shown in the figure. Height, Inner and outer radii of the toroid are h = 10cm, a = 10cm and b = 20cm respectively. No current flows through the toroid. Now the switch S is thrown dlosed at t=0. What is the energy of the toroid at t=0,3s. Ho = 4n × 10-7()

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Chapter1: Units, Trigonometry. And Vectors
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R
b
N
a
Emk e = 300V, resistor R = 100, switch S and a toroid of N = 10* number of
turns are connected in series as shown in the figure. Height, Inner and outer radii
of the toroid are h = 10cm, a = 10cm and b = 20cm respectively. No current
flows through the toroid. Now the switch Sis thrown dlosed at t=0. What is the
energy of the toroid at t=0,3s. Ho = 4 × 10-7(")
a) 18,36J
b) 162,7J
c) 491,75J
d) 993,65)
e) 1641,56J
Transcribed Image Text:R b N a Emk e = 300V, resistor R = 100, switch S and a toroid of N = 10* number of turns are connected in series as shown in the figure. Height, Inner and outer radii of the toroid are h = 10cm, a = 10cm and b = 20cm respectively. No current flows through the toroid. Now the switch Sis thrown dlosed at t=0. What is the energy of the toroid at t=0,3s. Ho = 4 × 10-7(") a) 18,36J b) 162,7J c) 491,75J d) 993,65) e) 1641,56J
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