Electrical Machines
In case of a DC Shunt motor if the load is decreased to some extent, what will happen to its speed?

 The speed will increase abruptly.
 The speed will increase gradually.
 The speed will remains almost constant.
 The speed will increase in proportion to reduction in load.

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Electrical Machines
If two 8-pole dc machines of identical armature sare wound, one with lap winding and the other with wave winding, then

 lap-wound machine will have more rated voltage and more current
 lap-wound machine will have more rated voltage and less current
 wave-wound machine will have more rated current and more voltage
 wave-wound machine will have more rated voltage and less current

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