Physics MCQs

1) Which of the following option reminds us the example of longitudinal waves

a)    Spring waves

b)   Heat waves

c)    Electromagnetic waves

d)   Light waves

2) Transverse wave motion is possible in

a)    Air

b)   Mixture of NH₃ and O₂

c)    Strings

d)   All of these

3) If ⋋=  1 cm, time period =0.02 sec, then velocity of wave will be

a)    100cms^-1

b)   50cms^-1

c)    0.6ms^-1

d)   20cms^-1

1.a

2.d

3.b