IIT JEE / PMT Test Series : Module 9 : +2 : Physics : Dual Nature of Matter



Both A and R are true and R is correct explanation of A
Both A and R are true and R is not correct explanation of A
A is true, R is false
A is false, R is true

2eV
4eV
8eV
10eV

Blue
Green
Orange
Violet

0

A,B
B
D
A,B & D
Normal type of MCQ with one correct option The threshold frequency of potassium is 3 (1014Hz. The work function is
1.0 ( 10(19 J
2.0 ( 10(19J
4.0 ( 10(19 J
0.5 ( 10(19 J
Normal type of MCQ with one correct option A source of light is placed at a distance x forma photocell and the cut off potential is V. If the distance of the same source from the photocell is doubled, then cut off potential will be:
V
2V
Normal type of MCQ with one correct option Blue light can cause photoelectric emission from a metal, but yellow light cannot. If red light is incident on the metal, then
Photoelectric current will increase
Rate of emission of photoelectrons will decrease
No photoelectric emission will occur
Energy of the photoelectrons will increase.
Normal type of MCQ with one correct option The maximum energy of the electrons released in photocell is independent of
Frequency of incident light
Intensity of incident light
Nature of cathode surface
None of these
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Brilliant Institute of Advance Studies, Chandigarh offers a complete test series for IIT JEE and PMT preparation for FREE at WiZiQ.com. This series constitutes 11 modules of each subjects +1 and +2 of all subjects Physics, Chemistry, Mathematics and Biology. The pattern of each test comprises all the types of objective questions of IIT JEE and AIPMT (MCQ with one or more correct option, Comprehension, Assertion-Reason, Match Matrix etc). This is the FREE Module test 9 of +2 Physics; the covered chapter is Dual Nature of Matter. Keep checking for Exclusive Paid Test series for IIT JEE and AIPMT from us at a very nominal cost at WiZiQ.com Happy Learning; all the best!

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