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In Ward Leonard speed control method for increasing the speed of the motor ______________

In Ward Leonard speed control method for increasing the speed of the motor ______________ Correct Answer Decrease field current

In Ward Leonard speed control method, speed can be increased above base value by weakening of the field, which can be done by lowering field current value. By increasing armature voltage speed can be increased but this is not employed in Ward Leonard method.

Related Questions

Statement : Residents from Model Colony coming under North Ward of City X have complained to the Ward Officer that for last three days the tap water in the ward is contaminated and no action is being initiated by municipal staff. Courses of Action : I. The Ward Officer of North Ward should initiate action against residents who have lodged complaints against municipal staff. II. The Ward Officer should ask his junior officer to visit Model Colony to assess the actual condition of water with his staff and to get samples of water tested from laboratories. III. The Ward Officer should ask Ward Engineer to check water installations and pipelines in the Model Colony area.
Statement : Residents from Model Colony coming under North Ward of City X have complained to the Ward Officer that for last three days the tap water in the ward is contaminated and no action is being initiated by municipal staff.

Courses of Action :
I. The Ward Officer of North Ward should initiate action against residents who have lodged complaints against municipal staff.
II. The Ward Officer should ask his junior officer to visit Model Colony to assess the actual condition of water with his staff and to get samples of water tested from laboratories.
III. The Ward Officer should ask Ward Engineer to check water installations and pipelines in the Model Colony area.
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In Ward Leonard speed control method for lowering the speed of the motor ______________
Speed control by Ward Leonard method gives uniform speed variation
Speed-power characteristic for Ward Leonard speed control method _________________
Speed control by Ward Leonard method, can give uniform speed variation _______________
In Ward Leonard control of DC motor, the lower limit of speed is imposed by ____________
Ward Leonard method is an ideal choice for motor which undergoes frequent starting, stopping, speed reversal.
Which of the following is/are the advantages of using a control chart for inspection? (i) A control chart indicates whether the process is in control or out of control. (ii) A control chart determines process variability. (iii) A control chart ensures product quality. (iv) Scrap or percentage reduction can be reduced by taking the necessary actions in time against the warnings indicated by control charts. (v) Control charts build up the reputation of the organization through customer’s satisfaction. (vi) The control chart can detect the unusual variations taking place in a process.