The figure below shows currents in a part of an electric circuit. The current I is

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1

The figure below shows currents in a part of an electric circuit. The current I is

2

ln an electromagnetic wave

3

A particle covers half of the circle of radius r. Then the displacement and distance of the particle are respectively

4

A block of mass 5 kg resting on a horizontal surface is connected by a cord, passing over a light frictionless pulley to a hanging block of mass 5 kg. The coefficient of kinetic friction between the block and the surface is 0.5. Tension in the cord is : (g = 9.8 m/sec^{2})

5

A planet revolves in an elliptical orbit around the sun. The semi-major and semi-minor axes are a and b. Then the square of time period T is directly proportional to

6

The surface of a metal is illuminated with a light of 400 nm. The kinetic energy of the ejected Photoelectrons was found to be 1.68 eV. The work function of the metal is?

(hc = 1240eV.nm)

7

The work done by an uniform magnetic field on a moving charge is

8

Arrange the following particles in increasing order of values of e/m ratio : electron (e), proton (p), neutron (n) and $\alpha$-particle ($\alpha$) -

9

In a closed insulated container a liquid is stirred with a paddle to increase its temperature. In this process which of the following is true?

10

$If\omega =\frac{-1 + \sqrt{3i}}{2} $ then $ (3+\omega+\omega^{2})^4$ is

11

If the lines 3x -4y + 4 = 0 and 6x- 8y-7 = 0 are tangents to a circle, then radius of the circle is

12

The area under the curve y = |cos x - sin x|, 0≤x≤$\frac{\pi}{2}$

13

The value of x in the interval [4,9] at which the function f(x) = √x satisfies the mean value theorem is

14

The value of the integral $\int_{-1}^{3}(|x|+|x-1|)dx $ is

15

Find the synonym of the word IMPECCABLE

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