# TS Inter 1st Year Physics Question Paper March 2023

Thoroughly analyzing TS Inter 1st Year Physics Model Papers and TS Inter 1st Year Physics Question Paper March 2023 helps students identify their strengths and weaknesses.

## TS Inter 1st Year Physics Question Paper March 2023

Time: 3 Hours
Maximum Marks: 60

Section – A (10 × 2 = 20)

Note :

• Each question carries TWO marks.
• ALL are very short answer type questions.

Question 1.
What is the contribution of S.Chandra Sekhar to Physics ?

Question 2.
Can the coefficient of friction be greater than one ?

Question 3.
When does a real gas behave like an ideal gas ?

Question 4.
State Dalton’s law of partial pressures.

Question 5.
How can systematic errors be minimised or eliminated ?

Question 6.
Give the expression for the excess pressure in a liquid drop.

Question 7.
What is the principle behind the carburetor of an automobile ?

Question 8.
Can a substance contract on heating ? Give an example.

Question 9.
What is greenhouse effect ? Explain global warming.

Question 10.
A = $$\vec{i}$$ + $$\vec{j}$$ . What is the angle between the vector and x-axis ?

Section – B (6 × 4 = 24)

Note :

• Each question carries FOUR marks.
• ALL are of short answer type questions.

Question 11.
If |$$\vec{a}$$| + $$\vec{b}$$ = |$$\vec{a}$$ – $$\vec{b}$$| prove that the angle between $$\vec{a}$$ and $$\vec{b}$$ is 90°.

Question 12.
A ball is dropped from the roof of a tall building and simultaneously another ball is thrown horizontally with some velocity from the same roof. Which ball lands first ? Explain your answer.

Question 13.

Question 14.
Distinguish between centre of mass and centre of gravity.

Question 15.
Define angular acceleration and torque. Establish the relation between angular acceleration and torque.

Question 16.
What is orbital velocity ? Obtain an expression for it.

Question 17.
Define Young’s modulus, Bulk modulus and Shear modulus.

Question 18.
Pendulum clocks generally go fast in winter and slow in summer. Why ?

Section – C (2 × 8 = 16)

Note :