HSC 2027 PHYSICS CHAPTER 16 SEMICONDUCTORS MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 16 SEMICONDUCTORS  

MOST EXPECTED QUESTIONS

1. WHAT IS RECTIFIER . WHAT IS LOGIC GATE 

2. EXPLAIN WORKING OF HALF WAVE RECTIFIER WITH NEAT DIAGRAM 

3. EXPLAIN WORKING OF FULL WAVE RECTIFIER WITH NEAT DIAGRAM 

4. DRAW INPUT / OUTPUT WAVEFORMS OF HALF & FULL WAVE RECTIFIER

5. WHAT IS LED .EXPLAIN ITS WORKING . DRAW ITS CIRCUIT SYMBOL

6. STATE 4 ADVANTAGES OF LED

7. WHAT IS VOLTAGE REGULATION. EXPLAIN ZENER DIODE AS VOLTAGE REGULATOR

8. EXPLAIN WORKING OF NPN TRANSISTOR IS COMMON BASE CONFIGURATION

9. EXPLAIN WORKING OF NPN TRANSISTOR IS COMMON EMITTER  CONFIGURATION

10. DEFINE CURRENT GAIN ALPHA DC & BETA DC FOR A TRANSISTOR

11. OBTAIN THE RELATION BETWEEN ALPHA & BETA DC

12. WHY NOT GATE IS ALSO CALLED AS INVERTER

13. WRITE TRUTH TABLE , SYMBOL AND BOOLEN EXPRESSION FOR ALL LOGIC GATES

14. RELATION BETWEEN BASE & EMITTER CURRENT IN CE AMPLIFIER

15. PHASE DIFFERENCE BETWEEN INPUT/OUTPUT SIGNAL IN CE AMPLIFIER

16. SOLVE ALL TEXTBOOK AND PYQ NUMERICALS

HSC 2027 PHYSICS CHAPTER 15 STRUCTURE OF ATOMS & NUCLEI MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 15 STRUCTURE OF ATOMS & NUCLEI  

MOST EXPECTED QUESTIONS

1. STATE THE PROSTULATES OF BOHRS ATOMIC MODEL

2. COMPUTE THE RATIO OF LONGEST WAVELENGTH IN LAYMAN & BARMER SERIES

3. WHAT IS IONIZATION ENERGY. DEFINE 1 BECQUEREL

4. DERIVE AN EXPRESSION FOR WAVELENGTH OF SPRETRAL LINES IN HYDROGEN ATOM

5. DERIVE AN EXPRESSION FOR LAW OF RADIOACTIVE DECAY

6. DERIVE THE RADIOACTIVE DECAY LAW & STATE SI UNIT OF ACTIVITY

7. STATE THE LIMITATIONS OF BOHRS ATOMIC MODEL

8. EXPRESSION FOR RADIUS OF NTH BOHR ORBIT OF THE ELECTRON

9. EXPRESSION FOR HALF LIFE TIME USING RADIOACTIVE DECAY LAW

10. WHAT IS BINDING ENERGY OF HYDROGEN ATOM 

11. FORMULA FOR BOHR MAGNETON FOR ELECTRON IN NTH ORBIT

12. FORMULA FOR 3RD PROSTULATE OF BOHRS MODEL

13. WHICH SERIES OF SPECTRAL LINES BELONG TO UV REGION 

14. WHAT IS BETA PLUS DECAY

15. SOLVE ALL TEXTBOOK & PYQ NUMERICALS

HSC 2027 PHYSICS CHAPTER 14 DUAL NATURE OF MATTER & RADIATION MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 14 DUAL NATURE OF MATTER & RADIATION 

MOST EXPECTED QUESTIONS

1.  WHAT IS PHOTOELECTRIC EFFECT

2. EXPLAIN EXPERIMENTAL SETUP OF PHOTOELECTRIC EFFECT WITH A NEAT DIAGRAM

3. WHAT IS DE BROGLIES HYPOTHESIS . OBTAIN THE REALATION FOR DEBROGLIE WAVELENGTH  

4. STATE EINSTIENS PHOTOELECTRIC EQUATION 

5. EXPLAIN CHARACTERISTICS OF PHOTOELECTRIC EFFECT

6. WHAT IS DEBROLIE WAVELENGTH OBTAIN AN EXPRESSION FOR IT

7. MENTION PHYSICAL SIGNIFICANCE OF EINSTIENS PHOTOELECTRIC EQUATION

8. IS IT NECESSARY TO USE RED LIGHT FOR PHOTOELECTRIC EFFECT

9. EXPLAIN STOPPING POTENTIAL , PHOTOELECTRIC WORK FUNCTION

10. WHAT IS TRESHOLD FREQUENCY

11. EXPLAIN SOLAR CELL . EXPLAIN PHOTO DIODE WITH A NEAT DIAGRAM 

12. EXPLAIN PHOTOCELL WITH A NEAT DIAGRAM

13. ADVANTAGES & DISADVANTAGES OF PHOTODIODE

14. SOLVE ALL TEXTBOOK & PYQ NUMERICALS

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HSC 2027 PHYSICS CHAPTER 13 AC CIRCUITS MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 13 AC CIRCUITS 

MOST EXPECTED QUESTIONS

1. DEFINE INDUCTIVE REACTANCE , CAPACITIVE REACTANCE , IMPEDENCE

2. DERIVE THE EXPRESSION FOR RESONANT FREQUENCY FOR SERIES RESONANT CIRCUIT

3. EXPRESSION FOR IMPEDENCE OF LCR CIRCUIT WITH PHASOR DIAGRAM

4. WHY IMPEDENCE DECREASES WHEN A CAPACITOR IS ADDED IN SERIES WITH INDUCTOR & RESISTOR

5. DEFINE ADMITTANCE STATE ITS SI UNIT 

6.CONDITIONS FOR CURRENT & IMPEDENCE IN A PARALLEL RESONANT CIRCUIT

7. WHAT IS AVERAGE VALUE OF RMS OVER A COMPLETE CYCLE

8. WHEN IS AC CIRCUIT NON INDUCTIVE

9. WHAT IS AVERAGE VALUE OF AC CURRENT OVER A FULL CYCLE

10. STATE FORMULAS FOR  INDUCTIVE REACTANCE , CAPACITIVE REACTANCE , IMPEDENCE

11. WHAT IS POWER FACTOR . WHAT IS RESONANCE

12. SOLVE ALL TEXTBOOK & PYQ NUMERICALS

HSC 2027 PHYSICS CHAPTER 12 ELECTROMAGNETIC INDUCTION MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 12 ELECTROMAGNETIC INDUCTION 

MOST EXPECTED QUESTIONS

1. WHAT IS TRANSFORMER . EXPLAIN ITS CONSTRUCTION & WORKING

2. DERIVE THE EQUATION OF A TRANSFORMER

3. STATE THE WORKING PRINCIPLE OF A TRANSFORMER

4. DISTINGUISH BETWEEN STEP UP AND STEP DOWN TRANSFORMER

5. DEFINE SELF INDUCTANCE , MUTUAL INDUCTANCE

6. STATE FARADAYS LAW OF ELECTROMAGNETIC INDUCTION 

7. WHAT ARE EDDY CURRENTS . WRITE ITS 2 APPLICATIONS 

8. DERIVE AN EXPRESSION FOR EMF GENERATED IN CONDUCTOR OF LENGTH(L) MOVING IN A UNIFORM MAGNETIC FIELD (B) WITH VELOCITY (V)

9. OBTAIN AN EXPRESSION FOR ROTATIONAL EMF FOR A CONDUCTING BAR MOVING WITH CONSTANT ANGULAR SPEED AROUND A PIVOT

10. EXPRESSION FOR ENERGY STORED IN MAGNETIC FIELD IN TERMS OF INDUCED CURRENT

11. SOLVE ALL TEXTBOOK AND PYQ NUMERICALS

FYBSC SEM 1 PROGRAMMING WITH PHYTHON 1 UNIT 1 MCQ QUESTIONS

FYBSC SEM 1 PROGRAMMING WITH PHYTHON 1 UNIT 1

MCQ QUESTIONS

1. What does IDLE stand for?

A. Integrated Development and Learning Environment
B. Interactive Data Learning Environment
C. Integrated Data Language Editor
D. Interactive Development Language Environment
Answer: A

2. Which symbol represents the Python interactive prompt?

A. >>>
B. ###
C. $$$
D. ///
Answer: A

3. Which statement is used to assign a value to a variable?

A. assign
B. set
C. =
D. ==
Answer: C

4. What will be the output of the following?
x = 10 x = "Python" print(x)

A. 10
B. Python
C. 10 Python
D. Error
Answer: B

5. Which statement is used to test whether a condition is true?

A. check
B. test
C. assert
D. verify
Answer: C

6. What does the following statement do?
x = None
A. Deletes x
B. Assigns zero to x
C. Assigns the absence of a value to x
D. Generates an error
Answer: C

7. Which statement is used to delete a variable?
A. remove x
B. delete x
C. del x
D. clear x
Answer: C

What is the default return type of the input() function?
A. Integer
B. Float
C. String
D. Boolean
Answer: C

9. Which function is used to display output on the screen?
A. display()
B. output()
C. show()
D. print()
Answer: D

10. Which statement is used to import an already-defined module?
A. include math
B. import math
C. using math
D. load math
Answer: B

11. Which of the following is an augmented assignment statement?
A. x =+ 5
B. x ++ 5
C. x += 5
D. x = x +
Answer: C

12. Which built-in function provides documentation about Python objects?
A. doc()
B. help()
C. info()
D. manual()
Answer: B

13. Which keyword is used to define a function?
A. function
B. define
C. def
D. fun

Answer: C

14. What is the output?
x = "Python" print(x[0])
A. P
B. y
C. n
D. Python
Answer: A


15. Which of the following is a mutable data type?
A. String
B. Tuple
C. List
D. Integer
Answer: C

16. Which of the following is an immutable data type?

A. List
B. Dictionary
C. String
D. Set

Answer: C


17. Which brackets are normally used to create a list?
A. ( )
B. [ ]
C. { }
D. < >
Answer: B

18. What will be the output?
numbers = [10, 5, 20, 2] print(max(numbers))
A. 2
B. 5
C. 10
D. 20
Answer: D

19. What will be the output?
numbers = [10, 20, 30] print(sum(numbers))
A. 30
B. 50
C. 60
D. 600
Answer: C

20. Which feature of Python is used to execute a block of statements repeatedly?
A. Assignment
B. Loop
C. Import
D. Assertion

Answer: B

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HSC 2027 PHYSICS CHAPTER 11 MAGNETIC METERIALS MOST EXPECTED QUESTIONS

HSC 2027 PHYSICS CHAPTER 11 MAGNETIC METERIALS 

MOST EXPECTED QUESTIONS

1. WHAT IS MAGNETIZATION , MAGNETIC INTENSITY , MAGNETIC SUSCEPTIBLITY

2. DEFINE MAGNETIZATION STATE ITS SI UNIT & DIMENSIONS

3. EXPLAIN MAGNETIC SUSCEPTIBLITY , MAGNETIC PERMEABLITY

4. OBTAIN EXPRESSION FOR ORBITAL MAGNETIC MOMENT FOR ELECTRON REVOLVING AROUND NUCLEUS OF AN ATOM

5. STATE THE FORMULA FOR BHORS MAGNETON

6. EXPLAIN FERROMAGNETISM ON BASIS OF DOMAIN THEORY

7. WHAT IS GYROMAGNETIC RATIO . WRITE THE NECESSARY EXPRESSION

8. DISTINGUISH BETWEEN DIMAGNETIC AND PARAMAGNETIC SUBSTANCE

9. WHY SOFT IRON IS USED TO MAKE TRANSFORMER CORE

10. FORMULA FOR TORQUE ACTING ON ROTATING CURRENT COIL

11. WHAT IS CURIE TEMPERATURE 

12. WHAT IS REMANANCE. WHAT IS FERROMAGNETISM

13. WHICH PROPERTY OF BAR MAGNET IS USED IN NAVIGATION

14. WHAT IS THE RELATION BETWEEN MAGNETIC PERMEABLITY & SUSCEPTIBLITY.

15. SOLVE ALL TEXT BOOK & PYQ NUMERICALS

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