Practice 2

18 Animated Videos | 18 Structured Questions.

19

f1 closed = f3 open. L1 / L2 ?

1 Min | 1MB #Intermediate
20

f2 open = f3 closed. MA / MB ?

1 Min | 1MB #Intermediate
21

Maximum possible error in speed of sound ?

2 Min | 2MB #Intermediate
22

2 nodes on each side. Eqn of motion at a point ?

3 Min | 2MB #Intermediate
23

Min freq of A and B for C to be a node ?

2 Min | 3MB #Intermediate
24

1st overtone in both has beat freq. Length of pipes ?

2 Min | 1MB #Intermediate
25

Sound passes from 1 medium to other. What will not change ?

1 Min | 2MB #Advanced
26

Wavelength of sound in water ?

1 Min | 2MB #Advanced
27

Change in length of closed pipe for no beats ?

1 Min | 1MB #Advanced
28

T in wire reduced, but same beat freq. Freq of fork ?

1 Min | 1MB #Advanced
29

Temp changed, beat freq 4 -> 1. Freq of fork ?

3 Min | 2MB #Advanced
30

Frequency heard by observer ?

1 Min | 1MB #Advanced
31

Van moving towards wall. Beat freq ?

3 Min | 7MB #Advanced
32

Motorist following van. Beat freq heard by motorist ?

2 Min | 3MB #Advanced
33

No beats heard by motorist. His speed ?

2 Min | 2MB #Advanced
34

Freq detected in water and air ?

2 Min | 8MB #Advanced
35

Whistle with band of frequencies. Spread of freq by train B ?

2 Min | 3MB #Advanced
36

Source in circle, Detector doing SHM. Max and Min freq ?

3 Min | 7MB #Advanced
Visual Physics
Visual Physics
© Visual Physics