Focus Guide for 11th Physics. We covered all the Focus Guide for 11th Physics MCQs in this post for free so that you can practice well for the exam.
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Focus Guide for 11th Physics Objective for Students
Which statement is not associated with nuclear fission?
(a) Neutron-induced nuclear reaction.
(b) Energy generation in stars.
(c) The source of energy in a nuclear reactor that produces electricity.
(d) Enormous energy is released in an atom bomb.
Option b – Energy generation in stars
The basic scientific principle behind a nuclear reactor is
(a) nuclear fusion.
(b) controlled nuclear fusion.
(c) uncontrolled nuclear fission.
(d) controlled nuclear fission.
Option d – controlled nuclear fission
Heavy water is used as a moderator in a nuclear reactor. The function of the moderator is
(a) to control the energy released in the reactor.
(b) to absorb neutrons and stop the chain reaction.
(c) to cool the reactor.
(d) to slow down the neutrons to thermal energy
Option d – to slow down the neutrons to thermal energy
Heavy water is manufactured in India at
(a) Trombay
(b) Assam
(c) Delhi
(d) Bhilai
Option a – Trombay
The mass-energy relation is the outcome of
(a) quantum theory.
(b) general theory of relativity.
(c) field theory of relativity.
(d) special theory of relativity.
Option d – special theory of relativity
The binding energy of the nucleus is a measure of its
(a) charge
(b) mass
(c) momentum
(d) stability
Option d – stability
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