Last Updated On 16-03-2023 - By Jeesha Sara
Temperature difference of 1200C is maintained between two ends of a uniform rod AB of length 2L. Another bent rod PQ, of same cross-section as AB length 
, is connected across AB(See figure). In steady state, temperature difference between P and Q will be close to:
|
a. |
600C |
b. |
750C |
|
c. |
350C |
d. |
450C |
Question ID - 50053 :- Temperature difference of 1200C is maintained between two ends of a uniform rod AB of length 2L. Another bent rod PQ, of same cross-section as AB length , is connected across AB(See figure). In steady state, temperature difference between P and Q will be close to:
a.
600C
b.
750C
c.
350C
d.
450C
Temperature difference of 1200C is maintained between two ends of a uniform rod AB of length 2L. Another bent rod PQ, of same cross-section as AB length , is connected across AB(See figure). In steady state, temperature difference between P and Q will be close to:
|
a. |
600C |
b. |
750C |
|
c. |
350C |
d. |
450C |
PQ=
+ 
R = 
= 450CNext Question :
A heavy ball of mass M is suspended from the ceiling of a car by alight string of mass m (m<<M). When the car is at rest, the speed of transverse waves in the string is 60 ms−1. When the car has acceleration, a the waves-speed increases to 60.5ms−1, the value of a, in terms of gravitational acceleration g, is closest to :
|
a. |
|
b. |
|
|
c. |
|
d. |
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