NEET Physics: Questions 775 - 780 of 2099
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Question number: 775
Question number: 776
2 bodies of different masses of 2 kg and 4 kg are moving with, velocities 20 m/s and 10 m/s towards each other due to mutual gravitational attraction. What is the velocity of their center of mass?
Question number: 777
Question number: 778
A resistor and a capacitor are connected in series with an ac source. If the potential drop across the capacitor is 5 V and that across resistor is 12 V, applied voltage is,
Question number: 779
Question number: 780
An alternating current does not show any magnetic effect.
Alternating current varies with time.
|a.||Ꭺ is false but Ꭱ is true|
|b.||Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ|
|c.||Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ|
|d.||Both Ꭺ and Ꭱ are false|