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Physics 2002 NECO Past Questions

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NECO offline past questions - All questions, answers & explanations in one app 25712
36
A body of mass M1 moving with a velocity U collides with a stationary body of mass M2 and both move with a common velocity V. If linear momentum is conserved, which expression correctly represents V?
  • A. M1 + M2 ÷ M1U
  • B. M2U ÷ M1 – M2
  • C. M1U ÷ M1 – M2
  • D. M1U ÷ M1+ M2
  • E. M2U ÷ M1 + M2
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37
According to the Kinetic Theory, what does NOT occur when the temperature of a constant volume of gas is increased?
  • A. a decrease in the mean speed kinetic energy of the molecules
  • B. an increase in the mean speed of the molecules
  • C. an increase in the momentum change at each collision.
  • D. an increase in the number of collisions per second
  • E. an increase in the pressure exerted by the gas.
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38
The wavelength of a stationary wave is 36.0cm. What is the distance between a node and the next anti-node?
  • A. 6.0cm
  • B. 9.0cm
  • C. 18.0cm
  • D. 360cm
  • E. 72.0cm
View Answer & Discuss (3) NECO 2002
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO offline past questions - All questions, answers & explanations in one app 25712
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39
An a.c. generator can be converted into a d.c. generator by replacing
  • A. the slip rings with split-ring commutators
  • B. the slip rings with armatures
  • C. the split-rings with slip rings
  • D. the split-rings with brushes
  • E. the brushes with slip-ring commutators.
View Answer & Discuss (1) NECO 2002
40
It is NOT possible to determine exactly and simultaneously the position and momentum of a particle. This statement is known as the
  • A. Crompton effect
  • B. de Broglie’s laws
  • C. Frank-Hertz experimental law
  • D. Heisenberg’s uncertainly principle
  • E. wave-particle paradox
View Answer & Discuss (1) NECO 2002
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709