Workshop Technology The purpose of a riser is to Feed the molten metal to the casting in order to compensate for the shrinkage Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate Deliver molten metal into the mould cavity Feed the molten metal to the casting in order to compensate for the shrinkage Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate Deliver molten metal into the mould cavity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Structural sections such as rails, angles, I-beams are made by Hot piercing Hot extrusion Hot drawing Hot rolling Hot piercing Hot extrusion Hot drawing Hot rolling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The teeth of hacksaw blade are bent Alternately towards right and left and every third or fourth left straight May be bent in any direction Towards left Towards right Alternately towards right and left and every third or fourth left straight May be bent in any direction Towards left Towards right ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A gimlet is a ________ tool. Cutting Boring None of these Marking Cutting Boring None of these Marking ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Both (A) and (B) Straight polarity None of these Reversed polarity Both (A) and (B) Straight polarity None of these Reversed polarity ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A taper provided on the pattern for its easy and clean withdrawal from the mould is known as Distortion allowance Shrinkage allowance Machining allowance Draft allowance Distortion allowance Shrinkage allowance Machining allowance Draft allowance ANSWER DOWNLOAD EXAMIANS APP