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d


a

Explanation:   When the force of 392 N is divided by the area of 0.0001 m², we get a pressure of 3,920,000 Pa. Converting Pa to MPa, we divide by 1,000,000:
Pressure = 3,920,000 Pa / 1,000,000 = 3.92 MPa
Therefore, the correct answer is a) 3.92 MPa.


If the turn ratio of the transformer is 5 then secondary voltage is greater than the primary voltage by factor?
a)0.2                                      
b) 5
c)10                                       
d)15

b


d


d

A frequency distribution having two modes is called:
a) Trimodel                          
b) unimodel
c) bimodal                           
d) without model

c

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