പ്രതിരോധം = 50 ഓംസും, പവർ = 100 വാട്ടും ആണെങ്കിൽ കറന്റ് എത്രയായിരിക്കും ?

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RRB ALP CBT 2 Electronic Mechanic Previous Paper: Held on 23 Jan 2019 Shift 1
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  1. 2 A
  2. 1.414 A
  3. 3 A
  4. 1.314 A

Answer (Detailed Solution Below)

Option 2 : 1.414 A
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ആശയം:

ഒരു പ്രതിരോധം വിനിയോഗിക്കുന്ന പവർ എന്നു പറയുന്നത്:

I = പ്രതിരോധത്തിന് കുറുകെ ഒഴുകുന്ന കറന്റ്

V = പ്രതിരോധത്തിലുടനീളം ഉള്ള വോൾട്ടേജ്

ഗണിതക്രിയ:

തന്നിരിക്കുന്നത്, P = 100 Watts കൂടാതെ R = 50 Ω

I = 1.414 A

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