Tag: MA

SPH102 Third CAT March 2023 SOLVED

(1)  A ray of light is incident in air on the surface of a glass block of refractive index 1.5. If the angle of incidence is 300, calculate:...read more.

Dr. Margaret W. Chege


SPH102 Make-up CAT March 2023 SOLVED

(1) A simple harmonic wave is represented by...read more.

Dr. Margaret W. Chege


SPH102 CAT2 March 2023 SOLVED

(1) An object is placed at a distance of 0.2 m from a lens of focal length 0.4m. Use ray diagrams to locate the image formed if the lens is ...read more.

Dr. Margaret W. Chege


Equilibrium, Moment of force, Work and Machines

Center of gravity (cog) is the point on a body where the entire weight of the body acts. The lower the center of gravity, the more stable an object is. This means that it is more difficult to topple a stable object compared to an unstable one. One way of lowering the center of gravity of an object is by making the base relatively heavy.  Buses for example are constructed with luggage cabins on the lower sections, with limited load (carry-on luggage) being allowed in. ...read more.

Dr. Margaret W. Chege


Intermolecular Forces, States of Matter, Diffusion

Cohesive and adhesive forces...read more.

Dr. Margaret W. Chege