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Zeeshan 01

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Registered: 2016-07-22

Posts: 746

Calculus MCQS IMPORTANT [Part 2]

Answer

Question 6:  If phi =1/(r^2)   then (delta)^2  phi is
               
                      a) 1                         b) -1                c) 0          d)1/(r^2)

Question 7:   If f(x,y)=1 throughout the region D then I=integral integral dx dy represents
   
                 a) Volume   b) Arc        C)  bounded below          d) bounded above

Question 8 :    If function fxx(x0,y0)=0 then f has a -----  at (X0,y0)

                  a) relative minima        b ) relative maxima   c) saddle point

Question 9 :   The angle between Vectors   -2i+3j+k  and i+2j-4k is

                   a) 0 degree           b)  90 degree    c) 180 degree

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Malik