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Give the ratio in which hydrogen and oxygen are present in water by
volume.
volume.
Anonymous Quiz
12%
1:2
12%
1:1
67%
2:1
9%
1:8
पानी में हाइड्रोजन और ऑक्सीजन किस अनुपात में मौजूद हैं, इसका अनुपात बताएं?
आयतन।
आयतन।
Anonymous Quiz
20%
1:2
15%
1:1
56%
2:1
9%
1:8
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Which of the reactions is used in black and white photography?
Anonymous Quiz
12%
Combination Reaction
60%
Decomposition Reaction
17%
Displacement reaction
11%
Oxidation reaction
ब्लैक एंड व्हाइट फोटोग्राफी में किस प्रतिक्रिया का उपयोग किया जाता है?
Anonymous Quiz
18%
संयोजन प्रतिक्रिया
49%
अपघटन प्रतिक्रिया
23%
विस्थापन प्रतिक्रिया
10%
ऑक्सीकरण प्रतिक्रिया
By how much does kinetic energy increase if the momentum is increased by 20%
Anonymous Quiz
9%
55%
25%
66%
62%
44%
4%
77%
यदि संवेग 20% बढ़ा दिया जाए तो गतिज ऊर्जा कितनी बढ़ जाती है
Anonymous Quiz
12%
55%
29%
66%
53%
44%
6%
77%
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What is the power of the engine when the velocity of the car is v, mass m, acceleration a, and external resistance R.
Anonymous Quiz
13%
(R-ma)v
70%
(R+ma)v
14%
mav
4%
Rv
जब कार का वेग v, द्रव्यमान m, त्वरण a और बाह्य प्रतिरोध R . हो तो इंजन की शक्ति क्या होगी?
Anonymous Quiz
11%
(R-ma)v
69%
(R+ma)v
16%
mav
4%
Rv