Search SchoolNGR

Monday, 20 April 2026
Register . Login

Physics Past Questions and Answers

Topic: Mass and force

Jamb Physics Questions - Mass and force

Question 1:
When equal weights of iron and water are subjected to equal supply of heat, it is found that the piece of iron become more hotter than water after a short time because
  • A The specific heat of iron is higher than that of water
  • B Iron is in solid form
  • C Water is in liquid form
  • D The specific heat of water is higher than that of iron
  • E The specific heat of iron is infinite
View Answer & Explanation
Question 2:
A body of mass 12kg traveling at 4.2ms-1 collides with a second body of mass 18kg at rest. Calculate their common velocity if the two bodies coalesce after collision
  • A 1.5 ms<sup style='font-size: smaller;'>-1</sup>
  • B 1.4 ms<sup style='font-size: smaller;'>-1</sup>
  • C 2.1 ms<sup style='font-size: smaller;'>-1</sup>
  • D 1.7 ms<sup style='font-size: smaller;'>-1</sup>
View Answer & Explanation
Question 3:
The impulse of a force is deduced from Newton's second law as
  • A F = ma
  • B F = m( \(\frac{v - u}{t}\)
  • C F = mg
  • D F = mv - mu
View Answer & Explanation