K.C.S.E Physics Q & A - MODEL 2015PP2QN13
When a transformer is connected to an ac source, the output voltage is found to be 24 V. If the power input is 200 W, determine the output current. (Assume the transformer is 100% efficient)
K.C.S.E Physics Q & A - MODEL 2015PP2QN12
Figure 4 shows a cathode ray entering into a region between two charged plates.
Complete the diagram to show the path of the ray in the field.
K.C.S.E Physics Q & A - MODEL 2015PP2QN11
State one application of thermionic emission.
K.C.S.E Physics Q & A - MODEL 2015PP2QN10
A nail at the bottom of a beaker containing glycerine appears to be 6.8 cm below the surface of glycerine. Determine the height of the column of glycerine in the beaker. (take the refractive index of glycerine as 1.47)
K.C.S.E Physics Q & A - MODEL 2015PP2QN09
A ship in an ocean sends out an ultra sound whose echo is received after 3 seconds. If the wavelength of the ultra sound in water is 7.5 cm, and the frequency of the transmitter is 20 kHz, determine the depth of the ocean.
FORM I - PHYSICS SYLLABUS
FORM II - PHYSICS SYLLABUS
FORM III - PHYSICS SYLLABUS
FORM IV - PHYSICS SYLLABUS
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