Subject: Physics, asked on 22/5/18

## Q. If a system has its fundamental unit as 10 g, 1 dm and 1 min, then find the value of 75 watt.

Subject: Physics, asked on 22/5/18

## Pls solve the 30th question Q.30. If F = $\frac{2}{\mathrm{sin}\theta +\sqrt{3}\mathrm{cos}\theta }$. Find the minimum value of F. (1) 1 (2) 2 (3) 3 (4) 4

Subject: Physics, asked on 22/5/18

## Q.20. If $y=A\mathrm{sin}\left(t+\mathrm{\pi }\right)$ then slope of y vs t graph is best represented by

Subject: Physics, asked on 22/5/18

## Q.5. If $y=\frac{1}{\mathrm{cos}\theta +\mu \mathrm{sin}\theta }$, then the value of $\frac{dy}{d\theta }$ is

Subject: Physics, asked on 21/5/18

## is 1st chapter of phy not important?

Subject: Physics, asked on 20/5/18

## Q. What does the line 'coincides with 25th division of main scale' mean? can u please help me with diagram? The main scale reading of a screw gauge is 8 mm and the circular scale coincides with ${25}^{th}$ division of the main scale. If the pitch of the screw gauge is 0.5 mm and the number of circular scale division is 100, then the observed reading will be

Subject: Physics, asked on 19/5/18

## Solve this: Q127. Three vectors  are given such that  and . Two or more vectors are given in Column I. Certain statements are given in Column II. Match the vectors given in Column I with the statements in Column II.                     Column I  Column II (A)  (B)  (C)  (D)  (p) are all unit vectors (q) are mutually perpendicular vectors (r) are collinear vectors (s) are coplanar vectors

Subject: Physics, asked on 19/5/18

## Solve this: Q. The velocity versus time graph for a particle is shown in figure. The correct statement regarding its motion is (1) The particle is undergoing uniform motion (2) The acceleration of particle is zero at t = 3 s. (3) The velocity of particle at t = 5 s is zero (4) The acceleration of the particle is zero at t = 6 s.

Subject: Physics, asked on 19/5/18

## Solve this: Q115. A vector of length $5\sqrt{5}$ m in the x y plane that is perpendicular to  m is/are

Subject: Physics, asked on 19/5/18

## How does the earth's atmosphere stick to earth while earth is spinning?

Subject: Physics, asked on 18/5/18

## Why don't stars appear red?? Their distance from the earth is a lot. Since the sun appears red due to the same reason....stars also should.

Subject: Physics, asked on 18/5/18

## Explain:

Subject: Physics, asked on 18/5/18

## Explain:

Subject: Physics, asked on 18/5/18
Subject: Physics, asked on 18/5/18

## Explain:

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