Std 8 gujarati ch 11 valavi ba avi / standard 8 gujarati ch 11 swadhyay / dhoran 8 gujarati path 11

DPP 8-11 and illustrations

DPP 8-11 and illustrations

Find the remainder when 11^8 is divided by 7.

Add the rational number: (-8)/(11) and (-4)/(11)

Select the correct combination of mathematical signs to replace signs so as to balance the equation. 8**8**1**11**11

Two equal volume flasks cotaining equal masses of H_(2) and CH_(4) are at 100 K and 200 K , repectively. The molecular diameter of CH_(4) is twice that of H_(2) . ( i ) Which of the following statement about Z_(1) (number of collisions per molecule per cm^(3) per second) is true? ( a ) Z_(11) of H_(2)=2Z_(1) of CH_(4) ( b ) Z_(11) of H_(2)=4Z_(1) of CH_(4) ( c ) Z_(11) of H_(2)=Z_(1) of CH_(4) ( d ) Z_(11) of H_(2)=8Z_(1) of CH_(4) ( ii ) Which of the following statement about Z_(11) (number of bimolecular collisions per cm^(3) per second) is true? ( a ) Z_(1) of H_(2)=4Z_(11) of CH_(4) ( b ) Z_(11) of H_(2)=8Z_(11) of CH_(4) ( c ) Z_(1) of H_(2)=16Z_(11) of CH_(4) ( d ) Z_(1) of H_(2)=32Z_(11) of CH_(4)