An 
‐ray tube is operating at 50 
and 20 
. The target material of the tube has a mass of 1.0 kg and specific heat 495 
. One percent of the supplied electric power is converted into 
‐rays and the entire remaining energy goes into heating the target. Then
A
A suitable target material must have a low melting temperature
B
A suitable target material must have low thermal conductivity
C
The average rate of rise of temperature of target would be 
D
The minimum wavelength of the 
‐rays emitted is about 
‐rays emitted is about
Text Solution
Verified by ExpertsThe correct answer is:
D
Power converted into heat 
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