SRM VALLIAMMAI ENGINEERING COLLEGE
(An Autonomous Institution)
SRM Nagar, Kattankulathur – 603 203
DEPARTMENT OF PHYSICS
QUESTION BANK
I SEMESTER
1920103-ENGINEERING PHYSICS
Academic Year 2022 – 2023
Prepared by
Dr. H.Krishnan, Dr. M.Anbuchezhiyan, Dr. K.Thiruppathi, Mrs.D.Praveena,
Dr. S.Gandhimathi, Dr. R. Nithya Balaji, , Mrs.R.Sasireka,
Mrs. S.Sowmiya, Mrs.Ramya Rajan.M.P & Dr. S. Padmaja.
1
, SRM VALLIAMMAI ENGINEERING COLLEGE
SRM Nagar, Kattankulathur – 603 203.
DEPARTMENT OF PHYSICS
QUESTION BANK
SUBJECT : 1920103- ENGINEERING PHYSICS
SEM / YEAR : I SEM/AY-2022-2023
UNIT I - PROPERTIES OF MATTER
Elasticity – Hooke’s law-Stress-strain diagram and its uses – Poisson’s ratio- factors affecting elastic
modulus and tensile strength – twisting couple - torsion pendulum: theory and experiment - bending of
beams - bending moment – cantilever: theory and experiment – uniform and non-uniform bending: theory
and experiment - I-shaped girders
PART – A
Q.No Questions BT Competence
Level
1. Define elasticity. BTL 1 Remembering
2. State Hooke’s law. BTL 2 Understanding
3. Define shearing strain. BTL 1 Remembering
4. Draw a stress-strain diagram for a brittle and ductile material. BTL 2 Understanding
5. What do you infer from the stress and strain diagram? BTL 2 Understanding
6. Define elastic limit. BTL 1 Remembering
7. What is meant by yield point? BTL 1 Remembering
A copper wire of 3 m length and 1 mm diameter is subjected to a tension
8. of 5 N. Calculate the elongation produced in the wire if Young’s BT L 3 Applying
modulus of copper is 120 GPa.
What force is required to stretch a steel wire to double its length when
9. its area of the cross-section is 1 cm2 and Young’s modulus of elasticity BT L 3 Applying
is 2 x 1011 N/m2?
10. State Poisson’s ratio. BTL 1 Remembering
Find the Poisson’s ratio for copper if the lateral strain is 3.6 x 10-4 m
11. BT L 3 Applying
and the longitudinal strain is 1 x 10-3 m.
12. List any two factors which affects the tensile strength of the material. BTL 2 Understanding
13. How do impurities in a material affect the elastic property? BTL 1 Remembering
What happens to the time period, if the diameter of the suspension wire BTL 2 Understanding
14. is doubled without changing the length of a torsion pendulum?
A cylindrical wire of length 1 m and radius 5 mm is rigidly clamped at
one end. Calculate the couple required to twist the free end through an
15. BT L 3 Applying
angle 45°. The rigidity modulus of the material of the wire is
200 x 109 Pa.
16. Define torque. BTL 1 Remembering
2
(An Autonomous Institution)
SRM Nagar, Kattankulathur – 603 203
DEPARTMENT OF PHYSICS
QUESTION BANK
I SEMESTER
1920103-ENGINEERING PHYSICS
Academic Year 2022 – 2023
Prepared by
Dr. H.Krishnan, Dr. M.Anbuchezhiyan, Dr. K.Thiruppathi, Mrs.D.Praveena,
Dr. S.Gandhimathi, Dr. R. Nithya Balaji, , Mrs.R.Sasireka,
Mrs. S.Sowmiya, Mrs.Ramya Rajan.M.P & Dr. S. Padmaja.
1
, SRM VALLIAMMAI ENGINEERING COLLEGE
SRM Nagar, Kattankulathur – 603 203.
DEPARTMENT OF PHYSICS
QUESTION BANK
SUBJECT : 1920103- ENGINEERING PHYSICS
SEM / YEAR : I SEM/AY-2022-2023
UNIT I - PROPERTIES OF MATTER
Elasticity – Hooke’s law-Stress-strain diagram and its uses – Poisson’s ratio- factors affecting elastic
modulus and tensile strength – twisting couple - torsion pendulum: theory and experiment - bending of
beams - bending moment – cantilever: theory and experiment – uniform and non-uniform bending: theory
and experiment - I-shaped girders
PART – A
Q.No Questions BT Competence
Level
1. Define elasticity. BTL 1 Remembering
2. State Hooke’s law. BTL 2 Understanding
3. Define shearing strain. BTL 1 Remembering
4. Draw a stress-strain diagram for a brittle and ductile material. BTL 2 Understanding
5. What do you infer from the stress and strain diagram? BTL 2 Understanding
6. Define elastic limit. BTL 1 Remembering
7. What is meant by yield point? BTL 1 Remembering
A copper wire of 3 m length and 1 mm diameter is subjected to a tension
8. of 5 N. Calculate the elongation produced in the wire if Young’s BT L 3 Applying
modulus of copper is 120 GPa.
What force is required to stretch a steel wire to double its length when
9. its area of the cross-section is 1 cm2 and Young’s modulus of elasticity BT L 3 Applying
is 2 x 1011 N/m2?
10. State Poisson’s ratio. BTL 1 Remembering
Find the Poisson’s ratio for copper if the lateral strain is 3.6 x 10-4 m
11. BT L 3 Applying
and the longitudinal strain is 1 x 10-3 m.
12. List any two factors which affects the tensile strength of the material. BTL 2 Understanding
13. How do impurities in a material affect the elastic property? BTL 1 Remembering
What happens to the time period, if the diameter of the suspension wire BTL 2 Understanding
14. is doubled without changing the length of a torsion pendulum?
A cylindrical wire of length 1 m and radius 5 mm is rigidly clamped at
one end. Calculate the couple required to twist the free end through an
15. BT L 3 Applying
angle 45°. The rigidity modulus of the material of the wire is
200 x 109 Pa.
16. Define torque. BTL 1 Remembering
2
