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 50. With what aspects of radiation is the

equantion log l = log R + B associated?
(1) characteristic X-rays
(2) black body radiation
(3) a-emission
(4) Compton effect
 
 
ans is 3
pls explain
 
 
54. Fundamental forces are thought to
arise due to exchange of some
mediating particles. The range of force
Ro depends on mass m of mediating
particle in the following way
.........................
 
74. March list I with list II and select the
correct answer from the codes given
below the lists:
List I List II
(a) Hartley                           (p) Low frequency oscillator
 
(b) Wien-Bridge                  (q) High frequency oscillator
(c) Crystal                              (r) Stable frequency oscillator
                                                 (s) Relaxation oscillator
                                                  (t) Negative resistance
Codes oscillator
(1) (a - q) (b - p) (c - r)
(2) (a - p) (b - r) (c - s)
(3) (a - p) (b - t) (c - q)
(4) (a - r) (b - s) (c - p)
 
this ques is frm which chapter???

Shane Macguire , 11 Years ago
Grade upto college level
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