K.C.S.E Physics Q & A - MODEL 2004PP2QN04

K.C.S.E Physics Q & A - MODEL 2004PP2QN04

​a) Fig 5 shows the displacement time graph of a wave traveling at 200cm/

​Determine for the wave the
i) Amplitude
ii) Period
iii) Frequency
iv) Wavelength
b) i) In the space provided below, sketch a labeled diagram to show how pinhole camera forms an image of a vertical object placed in front of the pinhole.
ii) a building standing 200m from a pinhole camera produces on the screen of the camera an image 2.5cm high 5.0cm behind the pinhole. Determine the actual height of the building

answers