1. What force is required to give a mass of 23 kg an acceleration of 15 m/s^2? (F = ma)
- A345
- B394.764
- C346
- D344
उत्तर दिखाएँ
उत्तर: A
F = m x a = 23 x 15 = 345 N.
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Newton's Laws of Motion — Physics Questions & Practice
389 Newton's Laws of Motion questions from Physics for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong. का अभ्यास करें
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Newton's Laws of Motion पर अभ्यास प्रश्न — उत्तर सहित
Try each question first, then open the answer. Explanations are included.
2. What force is required to give a mass of 21 kg an acceleration of 1 m/s^2? (F = ma)
- A21
- B26.177
- C19
- D26
उत्तर दिखाएँ
उत्तर: A
F = m x a = 21 x 1 = 21 N.
3. What force is required to give a mass of 19 kg an acceleration of 3 m/s^2? (F = ma)
- A57
- B67.987
- C61.336
- D58
उत्तर दिखाएँ
उत्तर: A
F = m x a = 19 x 3 = 57 N.
4. What force is required to give a mass of 14 kg an acceleration of 15 m/s^2? (F = ma)
- A211
- B229.966
- C210
- D209
उत्तर दिखाएँ
उत्तर: C
F = m x a = 14 x 15 = 210 N.
5. What force is required to give a mass of 17 kg an acceleration of 16 m/s^2? (F = ma)
- A209.616
- B261.39
- C277.325
- D272
उत्तर दिखाएँ
उत्तर: D
F = m x a = 17 x 16 = 272 N.
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