66 cm व्यास वाले एक अर्धवृत्ताकार प्लेट का इसके आधार से CG क्या है?

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  1. 8/33 cm
  2. 1/14 cm
  3. 14 cm
  4. 63/8 cm

Answer (Detailed Solution Below)

Option 3 : 14 cm
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संकल्पना:

r त्रिज्या वाले एक अर्धवृत्ताकार प्लेट का इसके आधार से CG निम्न है

\(\bar y = {4r\over 3 \pi}\)

Electrician 34 18 8

गणना:

दिया गया है:

r = 33 cm

\(\bar y = {4r\over 3 \pi}={4\times 33\over3\times{22\over 7}}\)

y̅ = 14 cm

66 cm व्यास वाले एक अर्धवृत्ताकार प्लेट का इसके आधार से C.G., 14 cm है। Additional Information

विभिन्न समतल परत की C.G. को नीचे दी गयी तालिका में दर्शाया गया है। यहाँ x̅ और y̅ क्रमशः x और y - अक्ष से C.G. की दूरी को दर्शाते हैं। 

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