11th class Physics chapter 9 online mcq test with answers for ICS part 1 Physics chapter 9(Physical Optics)

Top Scorers Of Chapter 9 "Physics ICS Part 1 Chapter 9 Online Test" MCQ`s Test

Sr.#	Question	Answer
1	When a dielectric material is placed in an electric field it	A. Conducts B. Palarizes C. Magnetizes D. undergoes elecrolysis
2	If the source of e.m.f. is gtraversed from negative to positive termina, the potential change is.	A. Positive B. Negative C. Zero D. Constant
3	Flux passing through a closed surface does not depend upon	A. Geometry of surface B. Medium C. Charge D. All
4	On moving a charge of 20 Coulomb by 2 cm. 2 J of work is done, then the potential differecne between the points is.	A. 0.1 V B. 8 V C. 2 V D. 0.5 V
5	Current Electricity is the branch of physics which deals with electric charges.	A. In motion B. At rest C. Both a and b D. None
6	In wheatstone bridge all the four arms have equal resistanc eR. If the resistance of galvanometer arm is also R the equivalent resistance of the combination	A. R B. R/4 C. R/2 D. 2R
7	Nautral zone in electric field of two similar charge is region where.	A. Both positive and negative charges are present B. Equal quantity of both positive and negative charges are present C. An electric dipole exists D. No electric ifeld line passes
8	Value of dielectric consgtant e r for water is	A. 25 B. 78.5 C. 2.1 D. 3.40
9	Internal resistanc and e.m.f of a cell can be determined by an instrument.	A. CRO B. AVO Meter C. Botha CRO and AVO meter D. Potentiometer
10	If the resistivity of a material is large then it is.	A. Poor Conductor B. Conductor C. Good conductor D. Insulator