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You Are On Multi Choice Question Bank SET 3250

162501. Flat die forgings are known as





162502. The waste that occurs while cutting an iron rod





162503. Hardness of the forging die blocks vary from





162504. Choose direct measuring instrument from the following





162505. Hardening temperature of carbon steel





162506. The metal used to manufacture a reamer





162507. The melting point of silver





162508. The cast iron is derived from pig iron in which furnace ?





162509. The percentage of iron content in a magnetite ore





162510. The range of temperature between two critical points are known as





162511. The angle of a Prick punch





162512. Temperature between upper critical point and the lower critical point





162513. Which colour of heat is known as blood heat ?





162514. The percentage of tin in solder while soldering an electrical component





162515. Tempering process is done in steel to





162516. The method of case hardening small parts of an Engineering Equipment





162517. The solid solution of carbon in gama-iron





162518. The maximum voltage is given by:





162519. Maximum value is greater than RMS value by the factor :





162520. Apparent power in a purely resistive circuit is :





162521. In a purely capacitive circuit voltage is :





162522. The equation for 3 phase power is :





162523. Equation for induced emf in a transformer is :





162524. The reason for making laminations for core construction is :





162525. The transformation ratio of a transformer is :





162526. An autor transformer transfers power:





162527. When transformation ratio of an auto transformer is 0.8 and input is 3 kW the power transferred conductively from primary to secondary is :





162528. The function of the commutator in a DC generator is :





162529. When coil span equal to pole pitch the winding isl





162530. For a simplex lap wound generator equation for induced emf is :... r jZN P





162531. The equation for armature current in a DC motoris:





162532. Armature torque of a DC motor in N.M. is :





162533. A 3 point starter is used to :





162534. An AC Generator is equiped with :





162535. The speed of a rotating field is known as :•





162536. An induction motor works on the basis of:





162537. A single phase induction motor has :





162538. 'Hie ratio of ampere hour efficiency to Watt hour efficiency of a lead acid cell is :





162539. A constant voltage charging system :





162540. A kWh meter is classified as :





162541. The torque of an ammeter varies as the square of the current through it. If a current of 5A produces a deflection of 90°, what deflection will occur for a current .of 3A, when the instrument is spring controlled :





162542. Multipliers ore used for :





162543. An energy meter has:





162544. The current coil of a watt meter is made of with :





162545. The secondary of a current transformer is alwaysopencircuited because of:





162546. Dielectric heating uses:





162547. Arc Furnaces differ from induction furnacy by:





162548. Which one is most suitable for back gear mechanism in a lathe?





162549. Clapper box in a 9haper is used to :





162550. In a two stroke diesel engine, one cycle is completed in :





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