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Techno India

This section contains 2(Two ) Questions

1. A train starting from rest attains a velocity of 72 kmph in 5 minutes; the distance travelled by the train during the time, in kilometers

2. The mass of an object on the surface of earth is 6 kg, its mass on the surface of moon ( gearth = 6 gmoon)


This section contains 3( Three ) Questions

  • • Each question has 4 ( Four ) options : A, B, C and D. One or more than one of these four option(s) is(are) correct answer(s).

3. Pressure can be expressed with following unit(s)

4. The relative density of an object is D. The object floats for

5. The work done by a mechanical agent is zero for


This section contains 10( Ten ) Questions

  • • Each question has 4 ( Four ) options : A, B, C and D. One of these four options is correct answer.

6. A speed-time graph is shown for a moving car. The ratio of distance travelled by the car during first three seconds to the total distance travelled in seven seconds


7. The pressure of a liquid at a depth does not depend on

8. A ship sends out ultrasound that returns from the seabed and is detected once again after 3 s. If the speed of ultrasound through seawater is 1530 ms-1, the depth of seabed there is

9. On which factor speed of sound through gas does not depend?

10. The speed of yellow light ( 600 nm ) is 3 x 108 ms-1. Its frequency is

11. The velocity of the ball of mass m at the base, released at the highest point on a smooth inclined plane( 300 ) at a height h from the horizontal ground, is


12. 1 kg-wt force =

13. The velocity (v) and acceleration (a) of an object at the highest point( of height H ), when thrown vertically upward from ground

14. Two objects of masses M and m ( M> m ) have same momentum. Their respective kinetic energies are K and k.

15. Match the laws/principleof nature and relevant formula, given in two columns:

A Laws of motion P Apparent loss of weight of a body in a fluid is the weight of the displaced volume of the fluid
B Law of Gravitation Q F= ma
C Archimedes’ Principle R KE + PE = constant
D Principle of Conservation of Energy S p = mv
T F = =G ((m1 m2)/ r2)