JAMB Physics questions

450 questions with answers and explanations. Tap an option to check yourself.

1. Question 301· Motion· JAMB

   A car slows uniformly from 25 m/s to rest in 5 s. Find its deceleration.

   • A125 m/s²
   • B5 m/s²
   • C0.2 m/s²
   • D30 m/s²

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2. Question 302· Motion· JAMB

   A car travels 120 km in 1.5 hours. Find its average speed.

   • A80 km/h
   • B180 km/h
   • C60 km/h
   • D90 km/h

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3. Question 303· Motion· JAMB

   

   The velocity-time graph shows the motion of a car. Find the deceleration of the car in the last stage of the motion.

   • A4 m/s²
   • B5 m/s²
   • C20 m/s²
   • D1.43 m/s²

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4. Question 304· Motion· JAMB

   

   The velocity-time graph shows the motion of a car. Find the total distance travelled.

   • A140 m
   • B280 m
   • C200 m
   • D160 m

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5. Question 305· Motion· JAMB

   A ball is projected at 30 m/s at 30° above the horizontal. Find the maximum height it reaches.

   • A5.6 m
   • B45 m
   • C22.5 m
   • D11.25 m

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6. Question 306· Motion· JAMB

   A ball is thrown vertically upwards with a speed of 20 m/s. Find the maximum height reached.

   • A20 m
   • B40 m
   • C10 m
   • D2 m

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7. Question 307· Motion· JAMB

   

   According to the distance-time graph, the cyclist is at rest between

   • A0 s and 8 s
   • B0 s and 3 s
   • C5 s and 8 s
   • D3 s and 5 s

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8. Question 308· Motion· JAMB

   A body moving with velocity 30 m/s decelerates uniformly at 5 m/s². The distance covered before coming to rest is:

   • A90 m
   • B6 m
   • C150 m
   • D180 m

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9. Question 309· Motion· JAMB

   A car accelerates uniformly from rest to 20 m/s in 5 s. Its acceleration is:

   • A2 m/s²
   • B4 m/s²
   • C5 m/s²
   • D100 m/s²

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10. Question 310· Optical instruments· JAMB

    Short sight is corrected with

    • Aa converging (convex) lens
    • Ba diverging (concave) lens
    • Ca plane glass
    • Da cylindrical mirror

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11. Question 311· Optical instruments· JAMB

    Long sight is corrected using

    • Aa prism
    • Ba diverging (concave) lens
    • Ca plane mirror
    • Da converging (convex) lens

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12. Question 312· Optical instruments· JAMB

    An object is 15 cm from a converging lens of focal length 10 cm. Find the image distance.

    • A25 cm
    • B6 cm
    • C30 cm
    • D5 cm

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13. Question 313· Optical instruments· JAMB

    The image formed on the film or sensor of a camera is

    • Areal, upright and magnified
    • Bvirtual, upright and magnified
    • Creal, inverted and diminished
    • Dvirtual, inverted and diminished

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14. Question 314· Optical instruments· JAMB

    The final image seen through an astronomical telescope in normal adjustment is

    • Ainverted
    • Bupright and diminished
    • Creal
    • Dthe same size as the object

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15. Question 315· Optical instruments· JAMB

    The final image formed by a compound microscope is

    • Areal, upright and diminished
    • Bvirtual, inverted and magnified
    • Cvirtual, upright and diminished
    • Dreal, inverted and the same size

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16. Question 316· Optical instruments· JAMB

    A diverging lens has a focal length of 50 cm. Its power is

    • A+50 D
    • B+2 D
    • C−0.02 D
    • D−2 D

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17. Question 317· Optical instruments· JAMB

    In the camera, the part that controls the amount of light entering, like the iris of the eye, is the

    • Alens
    • Bfilm
    • Cdiaphragm (aperture)
    • Dshutter button

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18. Question 318· Optical instruments· JAMB

    Find the power of a converging lens of focal length 25 cm.

    • A+0.25 D
    • B+25 D
    • C+4 D
    • D−4 D

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19. Question 319· Optical instruments· JAMB

    Long sight (hypermetropia) is corrected with

    • Aa converging lens
    • Ba diverging lens
    • Ca plane mirror
    • Da prism

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20. Question 320· Optical instruments· JAMB

    To use a converging lens as a magnifying glass, the object must be placed

    • Aat 2F
    • Bbetween the lens and its principal focus
    • Cbeyond 2F
    • Dat infinity

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