کام کی انرژی اور طاقت کے مسائل 19
سوال: منفی کام کے صورت میں مثبت قوت اور رفتار کے درمیان زاویہ ہوتا ہے
اختیارات:
A) $ 0{}^\circ $
B) $ 45{}^\circ $
C) $ 90{}^\circ $
D) $ 180{}^\circ $
Show Answer
جواب:
صحیح جواب: D
BETA
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