sin50o/sin40o
sin40osin50o
sin90o/sin50o
sin40o/sin90o
sin90o/sin40o
Correct answer is E
No explanation has been provided for this answer.
I. Spherical waves are set up in the water.
II. The water moves outwards to the sides of the pool.
III. Energy is transmitted outwards from the centre of disturbance
I only
II only
III only
I and III only
II and III only
Correct answer is D
No explanation has been provided for this answer.