Mechanics
Units & Measurement and Dimensions
MCQ (Single Correct Answer)
Motion in a Straight Line
MCQ (Single Correct Answer)
Work, Energy and Power
MCQ (Single Correct Answer)
Center of Mass and Collision
MCQ (Single Correct Answer)
Heat and Thermodynamics
MCQ (Single Correct Answer)
Simple Harmonic Motion
MCQ (Single Correct Answer)
Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
Communication Systems
MCQ (Single Correct Answer)
1
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The molar specific heat capacity of a diatomic gas at constant pressure is $C$. The molar specific heat capadtr of a monoatomic gas at constant volume is
A
$\frac{2 C}{7}$
B
$\frac{3 C}{7}$
C
$\frac{C}{7}$
D
$\frac{4 C}{7}$
2
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

5 g of ice at $$-30^{\circ} \mathrm{C}$$ and 20 g of water at $$35^{\circ} \mathrm{C}$$ are mixed together in a calorimeter. The final temperature of the mixture is (Neglect heat capacity of the calorimeter, specific heat capacity of ice $$=0.5 \mathrm{cal} \mathrm{g}^{-1}{ }^{\circ} \mathrm{C}^{-1}$$ and latent heat of fusion of ice $$=80 \mathrm{cal} \mathrm{g}^{-1}$$ and specific heat. capacity of water $$=1 \mathrm{cal} \mathrm{g}^{-1}{ }^{\circ} \mathrm{C}^{-1}$$)

A
$$0^{\circ} \mathrm{C}$$
B
$$4^{\circ} \mathrm{C}$$
C
$$5^{\circ} \mathrm{C}$$
D
$$9^{\circ} \mathrm{C}$$
3
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

An iron sphere having diameter $$D$$ and mass $$M$$ is immersed in hot water so that the temperature of the sphere increases by $$\delta T$$. If $$\alpha$$ is the coefficient of linear expansion of the iron then the change in the surface area of the sphere is

A
$$\pi D^2 \cdot \alpha \delta T(\alpha \cdot \delta T-4)$$
B
$$\pi D^2 \cdot \alpha: \delta T(\alpha \cdot \delta T+4)$$
C
$$\pi D^2 \cdot \alpha \cdot \delta T(\alpha \cdot \delta T-2)$$
D
$$\pi D^2 \cdot \alpha \cdot \delta T(\alpha \cdot \delta T+2)$$
4
AP EAPCET 2022 - 5th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The work done by a Carnot engine operating between 300 K and 400 K is 400 J. The energy exhausted by the engine is

A
800 J
B
1200 J
C
400 J
D
1600 J
AP EAPCET Subjects