With reference to slow speed diesel engine turbocharging:
(a) Explain why electrically driven scavenge air blowers are fitted (4)
(b) Describe how a turbocharger may be disabled to allow for operation of the main engine in the event of failure of the turbocharger rotor (8)
(c) Describe the procedure for running an engine in the event of a turbocharger not being operational (4)
UKM Tuticorin 
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