The general equation of a wave CANNOT be written as
y = A Sin [2 π (\(\frac{t}{T}\) ± Xλ)]
y = A Sin [wt ± kx]
y = A Sin [2 \(\frac{\pi}{\lambda}\) (vt ± x)]
y = A Sin [2π (ft ± \(\frac{X}{\lambda}\) )]
y = A Sin 2 π f(T ± \(\frac{X}{\lambda}\))]
Correct answer is E
No explanation has been provided for this answer.
equal and opposite to FB
equal to and in the same direction with FB
greater than and in the same direction with FB
greater than and opposite to FB
less than and opposite to FB
Correct answer is A
No explanation has been provided for this answer.
A sheet of white paper viewed through blue glass appears blue because
blue is a primary colour
the glass absorbs all colours except the blue colour
the glass reflects blue colour
the paper reflects blue colour only
white light is easily absorbed by the glass
Correct answer is B
No explanation has been provided for this answer.
32.84cm3
40.02cm3
48.40cm3
57.44cm3
72.84cm3
Correct answer is C
No explanation has been provided for this answer.
pressure is increased
pressure is reduced
the rays of the sun add more heat to the water
the saturation vapour pressure of water is higher than at sea-level
the temperature is lower than at sea-level
Correct answer is B
No explanation has been provided for this answer.