# 12th Physics Unit 17 Chapter Wise Past Papers MCQs

12th Physics Unit 17 Physics of solids MCQs from past papers. 2nd year Physics solve d MCQs from previous Boards of Inter part 2. Here is a list of Inter part 2 Boards past papers.

• Lahore Board (Second Group) past papers
• Gujranwala Board (First Group) past papers
• Gujranwala Board (Second Group) past papers
• Faisalabad Board (First Group) past papers
• Faisalabad Board (Second Group) past papers
• Multan Board (First Group) past papers
• Multan Board (Second Group) past papers
• Sahiwal Board past papers
• Sargodha Board (First Group) past papers
• Sargodha Board (Second Group) past papers
• Rawalpindi Board past papers
• Dera Ghazi Khan Board past papers
• Bahawalpur Board (First Group) past papers
• Bahawalpur Board (Second Group) AJK Board past papers

## 12th Physics Unit 17 MCQs:

### FSC 2nd Year Physics MCQs:

Some sample MCQs from 12th Physics Unit 17 from past papers of Fsc.

The critical temperature of mercury is:
(A) 1.18K
(B) 4.2 K

Substance which undergo plastic deformation until they break are known as: (BWP. GI, 2016)
(A) Brittle substance
(C) Non-magnetic substance

A single domain in ferromagnetic substance contains nearly.
(DGK. GI, 2014) (MLN. 2018)
(A) 108 â†’ 108
(B) 1012 1016

In extrinsic semiconductors, doping is of the order of: (DGK. GI, 2017)
(A) 1 atom to 104
(B) 1 atom to 108
(C) 1 atom to 10

### Fsc Physics Part 2 Chapter 17 MCQs:

Which of the followings does not undergo plastic deformation?
(MLN. GII, 2017)
(A) Copper
(B) Wrought iron
(D Glass

Which one is not a ductile material? (BWP. GII, 2017)
(B) Steel
(C) Copper
(D) Wrought Iron

After curie temperature, iron is: (RWP. GI, 2014)
(A) Ferromagnetic
(B) Paramagnetic
(C) diamagnetic
(D) magnetic

Curie temperature for iron is: (DGK. GI, 2015) (GRW, DGK. 2018)
(A) 710Â°C
(B) 730Â°C
(C) 750Â°C
(D) 780Â° C

An example of a ductile substance is: (MLN. GII, 2017)
(A) Glass
(B) Wood
(D) Oxygen

#### 2nd Year Physics Chapter Wise MCQs:

Domains are existed in: (FBD. GI, 2016)
(A) Ferromagnetic materials
(B) Diamagnetic materials
(C) Paramagnetic materials
(D) Semi-conductors

Curie temperature of iron is about: (MLN. GI, 2014) (LIIR. GII, 2016)
(A) OK
(B) 750 K
(C) 1023 K
(D) 378 K

The substance in which atom cooperates with each other in such a way so as to exhibit a
strong magnetic field is called: (MLN. GII, 2017)
(A) Ferromagnetic
(B) Paramagnetic
(C) Diamagnetic
(D) Non-magnetic

The value of potential barrier for silicon at room temperature is:
(SGD. GI, 2017)
(A) 0.7V
(B) 0.5V
(C) 0.3V
(D) 0.9V

Insulators have conductivity ranging between: (LIIR. GII, 2014)
(A) 10-810104(92m)-‘
B) 10-10-010-20682m)-‘
(C) 1041010*4(S2m)’
(D) 10^t0108(S2m)-

#### Inter Part 2 Physics Unit 17 MCQs:

Young’s modulus for water’s is: (MLN. GII, 2015)
(A) Zero
(B) 1
(C) 2
(D) 3

The young’s modulus of steel is: (GRW.GI, 2014) (GRW. GI, 2015)
(A)2×10”Nm-2
(B) 3.9x109Nm-2
(C) 2×10’Nm-2
(D) 1.5x 10’Nm-2

Above the curie temperature iron is: (MLN. GI, 2017)
(A) Paramagnetic
(B) Diamagnetic
(C) Ferromagnetic
(D) Not effected

Soft magnetic material is: (SGD. GII, 2017)
(A) Iron
(B) Soidum
(C) Steel
(D) Copper

The ability of a body to return to its original shape is called: (LIIR. GI, 2015)
(A) Strain
(B) Stress
(C) Elasticity
(D) Plasticity

Which one of the following is ductile substance? (SWL. GI, 2014)
(A) Copper