KC+CET PYQs for Kinetic Energy with Solutions: Practice KCET Previous Year Questions

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Kinetic Energy is an important topic in the Physics section in KCET exam. Practising this topic will increase your score overall and make your conceptual grip on KCET exam stronger.

This article gives you a full set of KCET PYQs for Kinetic Energy with explanations for effective preparation. Practice of KCET Physics PYQs including Kinetic Energy questions regularly will improve accuracy, speed, and confidence in the KCET 2026 exam.

KCET PYQs for Kinetic Energy with Solutions

1.
The natural logarithm of the activity R of a radioactive sample varies with time t as shown. At t=0, there are N₀ undecayed nuclei. Then N₀ is equal to [Take e²= 7.5]
- 7,500
- 3,500
- 75,000
- 1,50,000
View Solution
2.
Light of energy E falls normally on a metal of work function \(\frac{E}{3} \). The kinetic energies (K) of the photo electrons are
- \(k=\frac{2E}{3}\)
- \(k=\frac{E}{3}\)
- \(O≤K≤\frac{2E}{3}\)
- \(O≤K≤\frac{E}{3}\)
View Solution
3.
Consider the nuclear fission re action Assuming all the kinetic energy is carried away by the fast neutrons only
and total binding energies of MeV and 780 MeV respectively, the average kinetic energy
carried by each fast neutron is (in MeV)
- 200
- 180
- 67
- 60
View Solution

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KCET PYQs for Kinetic Energy with Solutions: Practice KCET Previous Year Questions

KCET PYQs for Kinetic Energy with Solutions

1.
The natural logarithm of the activity R of a radioactive sample varies with time t as shown. At t=0, there are N₀ undecayed nuclei. Then N₀ is equal to [Take e²= 7.5]

2.
Light of energy E falls normally on a metal of work function \(\frac{E}{3} \). The kinetic energies (K) of the photo electrons are

3.
Consider the nuclear fission re action Assuming all the kinetic energy is carried away by the fast neutrons only
and total binding energies of MeV and 780 MeV respectively, the average kinetic energy
carried by each fast neutron is (in MeV)

Comments

dOGVmW

KCET PYQs for Kinetic Energy with Solutions

1.The natural logarithm of the activity R of a radioactive sample varies with time t as shown. At t=0, there are N0 undecayed nuclei. Then N0 is equal to [Take e2= 7.5]

2.Light of energy E falls normally on a metal of work function \(\frac{E}{3} \). The kinetic energies (K) of the photo electrons are

3.Consider the nuclear fission re action Assuming all the kinetic energy is carried away by the fast neutrons onlyand total binding energies of MeV and 780 MeV respectively, the average kinetic energycarried by each fast neutron is (in MeV)

Comments

dOGVmW

1.
The natural logarithm of the activity R of a radioactive sample varies with time t as shown. At t=0, there are N₀ undecayed nuclei. Then N₀ is equal to [Take e²= 7.5]

2.
Light of energy E falls normally on a metal of work function \(\frac{E}{3} \). The kinetic energies (K) of the photo electrons are

3.
Consider the nuclear fission re action Assuming all the kinetic energy is carried away by the fast neutrons only
and total binding energies of MeV and 780 MeV respectively, the average kinetic energy
carried by each fast neutron is (in MeV)