NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1752 - 1756 of 5119
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Question 1752
Question MCQ▾
If fa and ff represent the carrier wave frequencies for amplitude and frequency modulations respectively, then
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Choice (4) | Response | |
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a. | ||
b. | ||
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d. |
Question 1753
Question MCQ▾
The mean distance of mars from sun is 1.524 times the distance of the earth from the sun. The period of revolution of mars around sun will be
Choices
Choice (4) | Response | |
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a. | 2.88 earth year | |
b. | 4.88 earth year | |
c. | 3.88 earth year | |
d. | 1.88 earth year |
Question 1754
Question MCQ▾
A projectile is fired vertically upward from the surface of earth with a velocity . where is the escape velocity and K < 1. Neglecting air resistance, the maximum height to which it will rise measured from the center of the earth is - (where R = radius of earth)
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Question 1755
Question MCQ▾
For a convex spherical mirror, the graph of verses is,
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Question 1756
Question MCQ▾
Two planets of radii in the ratio 2: 3 are made from the materials of density in the ratio 3: 2. Then the ratio of acceleration due to gravity at the surface of two planets will be,
Choices
Choice (4) | Response | |
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a. | 2.25 | |
b. | ||
c. | 0.12 | |
d. | 1 |