Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

41. Morse test can be conducted for

A. petrol engines
B. diesel engines
C. multi-cylinder engines
D. all of these

Show Answer

42. The basic requirement of a good combustion chamber is

A. minimum turbulence
B. low compression ratio
C. high thermal efficiency and power output
D. low volumetric efficiency

Show Answer

43. In a four stroke cycle petrol engine, the charge is compressed when both the valves (i.e. inlet valve and exit valve) are closed,

A. Agree
B. Disagree

Show Answer

44. The thermal efficiency of diesel engines on weak mixtures is

A. unaffected
B. lower
C. higher
D. dependent on other factors

Show Answer

45. The injection pressure in a diesel engine is about

A. 10 bar
B. 100 bar
C. 150 bar
D. 500 bar

Show Answer

46. High speed compression engines operate on

A. Otto cycle
B. Diesel cycle
C. Dual-combustion cycle
D. all of these

Show Answer

47. In a four stroke cycle petrol engine, the inlet valve

A. opens at top dead center and closes at bottom dead center
B. opens at 20° before top dead center and closes at 40° after bottom dead center
C. opens at 20° after top dead center and closes at 20° before bottom dead center
D. may open or close anywhere

Show Answer

48. The nuclear power station at Tarapur has the reactor of the __________ type.

A. pressurized water
B. boiling water
C. gas cooled
D. liquid metal cooled

Show Answer

49. In nuclear power plants, due to the reflector, less fuel is needed to generate sufficient neutrons to sustain a chain reaction.

A. Yes
B. No

Show Answer

50. The secondary fuel used in nuclear power plants is

A. U₂₃₃ and Pu₂₃₉
B. U₂₃₅ and Th₂₃₂
C. U₂₃₅ and Pu₂₃₈
D. U₂₃₃ and Pu₂₃₈

Show Answer
Warning: Undefined variable $in_same_cat in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27

Warning: Undefined variable $excluded_categories in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27