The fundamental unit of life
Why is the cell called the
structural and functional unit of
life?
The fundamental unit of life
Who discovered cells, and how?
Optics
Explain the phenomenon of total internal reflection
Optics
Calculate the focal length of a lens that forms a real image 10 cm away from the lens when the object is placed 15 cm from it.
Optics
State Snell’s law of refraction.
Structure of the atom
Which one of the following is a correct electronic configuration
of sodium?
(a) 2,8 (b) 8,2,1 (c) 2,1,8 (d) 2,8,1.
Waves And Oscillation
What is the Doppler effect? Give an example.
Waves And Oscillation
Explain the principle of superposition of waves
Waves And Oscillation
What is the relationship between frequency and wavelength in wave motion?
Waves And Oscillation
What is the relationship between frequency and wavelength in wave motion?
