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Gravitation MCQ Test (English - Hindi)

1. Who proposed the Universal Law of Gravitation? [translate:सार्वत्रिक गुरुत्वाकर्षण का नियम किसने दिया था?] a) Galileo Galilei b) Isaac Newton c) Albert Einstein d) James Clerk Maxwell

2. Which of the following is the correct formula for gravitational force between two masses \(m_1\) and \(m_2\) separated by distance \(r\)? [translate:दो वस्तुओं m1 और m2 के बीच दूरी r होने पर गुरुत्वीय बल का सही सूत्र कौन सा है?] a) \( F = G \frac{m_1 m_2}{r^2} \) b) \( F = G \frac{m_1 + m_2}{r^2} \) c) \( F = G \frac{m_1 m_2}{r} \) d) \( F = G \frac{m_1 - m_2}{r^2} \)

3. The universal gravitational constant (G) has a value of approximately [translate:सार्वत्रिक गुरुत्व स्थिरांक (G) का मान लगभग क्या होता है?] a) \(6.67 \times 10^{-11} \text{Nm}^2/\text{kg}^2\) b) \(9.8 \times 10^{-1} \text{Nm}^2/\text{kg}^2\) c) \(1.6 \times 10^{-19} \text{Nm}^2/\text{kg}^2\) d) \(3.14 \times 10^{8} \text{Nm}^2/\text{kg}^2\)

4. Acceleration due to gravity (g) on Earth’s surface is approximately [translate:पृथ्वी की सतह पर गुरुत्वीय त्वरण (g) का मान लगभग कितना होता है?] a) \(9.8 \, m/s^2\) b) \(6.67 \, m/s^2\) c) \(10.2 \, m/s^2\) d) \(1.6 \, m/s^2\)

5. The acceleration due to gravity decreases with [translate:गुरुत्वीय त्वरण किसके साथ कम होता जाता है?] a) Height above Earth’s surface b) Depth below Earth’s surface c) Mass of the object d) Radius of the Earth

6. If the distance between two objects is doubled, the gravitational force between them becomes [translate:यदि दो वस्तुओं के बीच दूरी दोगुनी हो जाती है, तो उनके बीच गुरुत्वीय बल कितना होगा?] a) One-fourth b) Double c) Half d) Four times

7. Weightlessness is experienced by astronauts because [translate:अंतरिक्ष यात्रियों को वज़नहीनता क्यों महसूस होती है?] a) They are in free fall along with the spacecraft b) There is no gravity in space c) They are far from Earth d) Gravity decreases with speed

8. Who first experimentally determined the value of the gravitational constant (G)? [translate:सर्वव्यापक गुरुत्व स्थिरांक (G) का मान सर्वप्रथम किसने प्रयोगात्मक रूप से ज्ञात किया?] a) Henry Cavendish b) Isaac Newton c) Albert Einstein d) Galileo Galilei

9. Gravitational force acts along the line joining [translate:गुरुत्वीय बल किनका आकर्षण करता है?] a) The centers of the two masses b) Lines of latitude c) The surface of bodies d) Random directions

10. At the Earth’s poles, the value of acceleration due to gravity (g) is [translate:पृथ्वी के ध्रुवों पर गुरुत्वीय त्वरण (g) का मान कैसा होता है?] a) More than at the equator b) Less than at the equator c) Equal to the equator d) Zero

``` This HTML form presents 10 bilingual MCQs with a submit button that calculates the score and displays it. It includes both English and Hindi text for questions.