11TH PHYSICS ENGLISH MEDIUM QUIZ ONE WORD QUESTIONS +1 இயற்பியல் ஆங்கில வழி வினாக்கள்

11TH PHYSICS ENGLISH MEDIUM QUIZ ONE WORD QUESTIONS +1 இயற்பியல் ஆங்கில வழி வினாக்கள்

1. One light year is equal to---------

94·6 x 10⁻¹⁵ m

9.46 x 10¹⁵ m

9.46 x 10⁻¹⁵ m

94.6 x 10¹⁵ m

Required

2. Which is defined as the quantity of matter contained in the body?

weight

Volume

Mass

Density

Required

3. Which of the following is not belongs to the application of Doppler effect?

Instrument used to mrasure the speed of an automobile

RADAR

SONAR

Hearing aids

Required

4. According to Boyle's law

V/n = constant

V/T = constant

Option 5

PV = Constant

PV / nT = Constant

Required

5. The S. I unit of pressure is-----

Nm⁻²

N⁻¹m⁻¹

N⁻²m

Nm

Required

6. 5. A 36 kg weighed man standing with two legs covers an area of 0.036 m² (g= 10 ms⁻²). What is the pressure exerted by the man with respect to the ground?

100000 pascal

10000 pascal

100 pascal

1000 pascal

Required

7. The correct lactometer reading is obtained only at the temperature of --------

50 °F

80 °F

70 °F

60 °F

Required

8. Avogadro Number is

6X 10²³

6.023 X 10⁻²³

6023 X 10²³

6.023 X 10²³

Required

9. A source producing a sound of frequency 90 Hz is approaching a stationary listener with a speed equal to 1/10 of the speed of sound. What will be the frequency heard by the listener?

1000 HZ

500 HZ

200 HZ

100 HZ

Required

10. A sound is heard 10 seconds later from the lightening is seen in the sky,on a rainy day. Find the distance of location of lightening? Given that the speed of the sound equal to 346 ms⁻¹·

3460 m

346 cm

3460 cm

346 m

Required

11. The cube of the number is 729, then what is the square root?

33

27

3

9

Required

12. A force of 8N is acts on a body of mass 8kg. Find the acceleration of the body.

1 m/s⁻²

1 cm/s⁻²

1 cm/s²

1 m/s²

Required

13. The S.I unit of frequency is-----

Hertz

kilogram

second

meter

Required

14. The S. I unit of force is ---------

Joule

Hertz

Ampere

Newton

Required

15. 25ºc = -------

251.5 k

273.15 k

25.15 k

298.15 k

Required

16. One Angstrom is equal to -------

10⁻¹⁰ m

10⁻¹⁰ cm

10¹⁰ cm

10¹⁰ m

Required

17. The frequency of sound waves created by Whales----

None of these

below 20 HZ

Above 20,000 HZ

20 Hz - 20000 HZ

Required

18. Boiling point of water is -------Kelvin.

0

373.12

212

100

Required

19. A large force acting on a very short interval of time is called as--------

Resultant force

like force

Impulsive force

unlike force

Required

20. The S.I unit of density in C.G.S system

g cm ⁻³

g cm ³

kg cm ³

kg cm ⁻³

Required

21. The mass of the Earth is-----

5.972 X 10²⁶ kg.

59.72 X 10²⁴ kg.

5.972 X 10²⁶ kg.

5.972 X 10²⁴ kg.

Required

22. In a state of weightlessness, when (a=g), the apparent weight of the person will be -----

Decrease

Increase

Remains same

Zero

Required

23. The SI unit of specific latent heat is-----

Jkg

Jkg⁻¹

K5

ºC

Required

24. Calculate the heat energy required to raise the temperature of 2 kg of water from 10° C to 50° C. Specific heat capacity of water is 4200 J kg⁻¹K⁻¹.

33.6 J

3360 J

33600 J

336000 J

Required

25. If the radius of the circle (r)increases, then its Area will be also -------

Increase

remains same

decrease

None of these

Required

26. The linear momentum acts in the direction of ------ of the object.

Mass

Speed

Distance

Velocity

Required

27. The repetitive to and fro motion of an object at a regular interval of time is called ------- motion

Random

Linear

Circular

Oscillatory

Required

28. The minimum timegap between the original sound and an echo must be 0.1 seconds. Then the distance will be-------

17.2 mm

17.2 m

17.2 km

1.72 m

Required

29. The S. I unit for luminous intensity is-------

par sec

candela

second

light year

Required

30. The S. I unit of mass is-------

quintal

pound

kilogram

gram