If a steam engine delivers 6.0 ×108J of work per minute and absorbs 5.4 ×109J of heat per minute from its boiler then the efficiency of the engine is

: Efficiency of engine % =work output (W)heat input (Q)×100=6.0 ×1085.4 ×109×100=0.11×100 =11%

If a steam engine delivers 6.0 ×108J of work per minute and absorbs 5.4 ×109J of heat per minute from its boiler then the efficiency of the engine is

: Efficiency of engine % =work output (W)heat input (Q)×100=6.0 ×1085.4 ×109×100=0.11×100 =11%

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If a steam engine delivers $6.0 \times 10^{8} J$ of work per minute and absorbs $5.4 \times 10^{9} J$ of heat per minute from its boiler then the efficiency of the engine is

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: Efficiency of engine % $= \frac{w o r k o u t p u t (W)}{h e a t i n p u t (Q)} \times 100$

$= \frac{6.0 \times 10^{8}}{5.4 \times 10^{9}} \times 100 = 0.11 \times 100 = 11 %$

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If a steam engine delivers 6.0 ×108J of work per minute and absorbs 5.4 ×109J of heat per minute from its boiler then the efficiency of the engine is

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If a steam engine delivers $6.0 \times 10^{8} J$ of work per minute and absorbs $5.4 \times 10^{9} J$ of heat per minute from its boiler then the efficiency of the engine is