Physics Sample Paper Class 9 ICSE. We covered all the Physics Sample Paper Class 9 ICSE in this post for free so that you can practice well for the exam.
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Physics Simple MCQs of Class 9 ICSE for Students
A particle moves in a uniform magnetic field, then it:
(A) momentum changes but the total energy remains the same
(B) both momentum and total energy remain the same
(C) both momentum of total energy change
(D) total energy changes but momentum remains unchanged
Option a – momentum changes but the total energy remains the same
An uncharged particle is moving with velocity v in the uniform magnetic field of induction B. The force on the particle will be
(A) maximum when v and B are in the same direction
(B) maximum when v and B are perpendicular
(C) Zero
(D) maximum when v and B make an angle of 45°
Option c – Zero
Neutrons enter into magnetic field B in different directions with the same speed v. Which statement is correct?
(A) force is maximum when the angle between B and v is 90°
(B) force is minimum when the angle between B and v is 90°
(C) Zero force acts on neutrons
(D) neutron having more mass experiences more force
Option c – Zero force acts on neutrons
A proton move with velocity v in electric field E and magnetic field B. The proton will move undeflected if :
(A) E is perpendicular to B
(B) E is parallel to v and perpendicular to B
(C) E and B are both parallel to v
(D) E, v, and B make any angle with each other
Option c – E and B are both parallel to v
An electron is held at rest in the region of the nonuniform magnetic field. If an electron is released :
(A) it will move in the direction of the field
(B) it will move in the opposite direction of the field
(C) it will move perpendicular to the field
(D) It will remain at rest
Option d – It will remain at rest
Electric and magnetic fields are in the same direction. If an electron is projected in the same direction of fields, it:
(A) velocity increases
(B) velocity decreases
(C) direction changes
(D) velocity remains unchanged
Option b – velocity decreases
An electron and proton are projected perpendicular in a uniform magnetic field :
(A) experiences an equal force in the same direction
(B) experiences an unequal force in the same direction
(C) experiences an equal force in the opposite direction
(D) experiences an unequal force in the opposite direction.
Option c – experiences an equal force in the opposite direction
“An electric current is always accompanied by a magnetic field” was discovered by :
(A) Ampere
(B) Oersted
(C) Kelvin
(D) Fleming
Option b – Oersted
Work done by a magnetic field on moving charge is :
(A) zero, because F acts parallel to v
(B) positive, because Facts perpendicular to v
(C) zero, because F acts perpendicular to v
(D) negative because F acts parallel to v
Option c – zero, because F acts perpendicular to v
A charged particle with velocity v moves in magnetic field B. Force on the particle is :
(A) always zero
(B) never zero
(C) zero if B and v are perpendicular
(D) zero if B and v are parallel
Option d – zero if B and v are parallel
When an electron moves with velocity v parallel to magnetic field B :
(A) force on the electron will be zero
(B) it will move in a circular path
(C) it will take a parabolic path
(D) it will not move
Option a – force on the electron will be zero
We covered all the physics sample paper class 9 icse above in this post for free so that you can practice well for the exam.
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