Physics | Study Mode

Join Discuss Share Question Share to WhatsApp
Question 1
A
molecules of ice, water and water vapour have equal intermolecular distances 
B
molecules of ice, water and water vapour do not differ in the structure of their molecules 
C
molecules of water vapour attract each other with forces far less than the forces of attraction between water molecules 
D
water is less compressible than water vapour 
Explanation.
Share Answer

No official Explanation yet!


Correct Option:
A
Join Discuss Share Question Share to WhatsApp
Question 2
A
P = \(\frac{3m}{4 \pi d^3}\) 
B
p = 4\(\pi md^3\) 
C
p = \(\frac{6m}{\pi d^3}\) 
D
p = \(\frac{3m}{2 \pi d^3}\) 
Explanation.
Share Answer p = \(\frac{M}{V} = \frac{M}{\frac{4}{3} \pi (\frac{d}{\pi})^3}\)

= \(\frac{6m}{\pi d^3}\)

Correct Option:
C
Join Discuss Share Question Share to WhatsApp
Question 3
A
0.20m 
B
0.25m 
C
0.40m 
D
0.50m 
Explanation.
Share Answer P = \(\frac{M}{AL}\)

L = \(\frac{M}{CA}\)

= \(\frac{1.76}{7000 \times 0.001257}\)

= 0.2m

Correct Option:
A
Join Discuss Share Question Share to WhatsApp
Question 4
A
is the same at all points in the liquid 
B
decreases with depth 
C
is the same in all directions at a given point 
D
is equal to the atmospheric pressure 
Explanation.
Share Answer

No official Explanation yet!


Correct Option:
C
Join Discuss Share Question Share to WhatsApp
Question 9
A
750.0J 
B
225.0J 
C
75.0J 
D
22.5J 
Explanation.
Share Answer K.E = P.E = mgh

= 0.3 x 10 x 100 - 0.3 x 10 x 75

= 75J

Correct Option:
C
Join Discuss Share Question Share to WhatsApp
Question 10
A
60g 
B
80g 
C
120g 
D
200g 
Explanation.
Share Answer m = \(\frac{25 \times 120}{15}\)

= 200g

Correct Option:
D
Next Page
Question Map
Quiz link
Share Physics with your friends
Share to WhatsApp Share Quiz CBT mode Study mode copy link