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B:-300%10? J
C16.625%10! J

D:-6.625 x10"! J
Correct Answer:- Option-D

Question40-Pauli's exclusion principle is obeyed by
‘AvPhotons

பிண்டை
D:-Gravitons
Correct Answer:- Option-C
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ಮ electron beams moving parallel in the same direction will
Avattract each other
Be-repel each other
Ceno change will be there
D:-attract and repel alternatively
Correct Answer:- Option-A

0೩650074 3:-7 lation between magnetic, electric and optical wave propagation is given by

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‎Dive = 1 ०७‏
‎Correct Answer:- Option-B‏
‎Question44For an isotropic dielectric media, the relative permitivity is a‏
‎Aescalar quantity‏
‎B:-vector quantity‏
‎CsTensor quantity‏
‎D:-none of the above‏
‎Correct Answer:- Option-A‏
‎Question 5:The maxwell's equation which remains unchanged when a medium changes is‏
اه ۸+۳

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De-none of these
Correct Answer:- Option-A

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charge Q is placed at the centre of a cube of side L. The flux of the electric field through the six surfaces of the cube is

‘Question46:"The efficiency of a Carnot engine whose temperature of sink is 10 degree centigrade is 50%. By how much should the temperature of the source be increased so as to increase the efficie

Av377K

B:-377 degree C

೦:94380

D:-943 degree C

Correct Answer:- Option-A
Question’
pressure P1.The pressure exerted by air inside them satisfy which of the following relation

Correct Answer:- Option-C
Question48:
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C:6.21 KJ
De6.21)
Correct Answer:- Option-C

Question49:
۸4
20
632
2:70.
Correct Answer:- Option-D

‘Two spherical vessels contain equal quantities of air. One is at a temperature of 70 degree C and its internal radius is 7cm with pressure P. The other vessel is at temperature 239 degree

system consists of 10,000 atoms and is at 300K. Assuming there is no inter atomic energy in the system, its total energy will be

‘onsider the system of four identical particles each of which can be in any one of five single particle states. Then the accessible number of states of the system according to Bose-Einsteiy

‘Question50:The fermi energy for a metal is 4.7 eV. What is its value for another metal which has the free electron density 27 times that of the former?

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B:-9 eV
೦:27 0೪
2-182 ۷
Correct Answer:- Option-A
(Question5 1-When the electron jumps from the fourth orbit to the second orbit, one gets
Acfirst line of Balmer series
B:-second line of Lyman series
Crsecond line of Paschen series

D:-second line of Balmer series
Correct Answer:- Option-D

(QuestionS2:The maximum number of electrons in a subshell with orbital quantum number 1 is
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Correct Answer:- Option-C

04/24/2015 12:06 PM