Category: CEPTAM

Vikram Sarabhai Space Center Electroplater Paper 2016 Earth wire or ground wire is made of (a) Copper (b) Aluminium (c) Iron (d) Galvanized steel Melting point of pure Iron is (a) 1363 degree C (b) 1538 degree C (c) 1601 degree C (d) 1353 degree C Which one of the following is a mechanical cleaning…

Vikram Sarabhai Space Center Electronic Mechanic Paper 2016 If the bandwidth of a band-pass filter increases (a) Q decreases (b) the roll-off rate increases (c) the half-power frequency decreases (d) the center frequency decreases You could increase the time constant of an RC circuit by (a) adding a resistor in parallel with the circuit resistance…

Vikram Sarabhai Space Center MR & AC Technician Paper 2016 If the rate of heat transfer is constant, it is known as (a) steady- state heat transfer (b) unsteady-state heat transfer (c) uniform heat transfer (d) non-uniform heat transfer Which of the following refrigerant has the lowest freezing point? (a) R-11 (b) R-12 (c) R-22…

Vikram Sarabhai Space Center Instrument Mechanic Paper 2016 Load cell uses (a) piezoelectric crystal (b) capacitor (c) mutual inductance (d) strain gauge The two input terminals of an opamp are labelled as (a) High and Low (b) Input and ground (c) Inverting and non inverting (d) Differential and non differential It is required to study…

Vikram Sarabhai Space Center Turner Paper 2016 Vernier bevel protractor is precision instrument meant for measuring angles precisely to an accuracy of (a) 1 inch (b) 5 inch (c) 1 degree (c) 5 degree Ra value in surface roughness means (a) Root Sum Square (b) centre Line Average (c) Maximum valley depth (d) Maxiumum crest…

Vikram Sarabhai Space Center Tool and Die Maker Paper 2016 Extinguishing of the fire does not include (a) Starving (b) Smothering (c) Cooling (d) Heating The fit specification 30H7g6 corresponds to following (a) Hole basis sytem (b) Shaft basis sytem (c) The basis sytem depends on basic dimension of shaft (d) None of the above…

Vikram Sarabhai Space Center Turner Paper 2015 A reamed hole has patches of poor surface finish. Which one of the following is the cause for this defect? (a) The bored hole has insufficient reaming allowance (b) Excessive cutting speed (c) Wrong selection of the reamer for the job (d) Insufficient coolant supply The included angle…

Vikram Sarabhai Space Center Photography Paper 2015 Resolution of VGA format (a) 540 ppi x 480 lines (b) 640 ppi x 576 lines (c) 640 ppi x 480 lines (d) 620 ppi x 480 lines Main element that help us to control the depth of field (a) Focal length and focus point (b) Aperature size,…

Vikram Sarabhai Space Center Instrument Mechanic Paper 2015 The gravity controlled instruments have scales which are not uniform but are crowded because (a) Balance weight is more than the control weight (b) Current is proportional to the deflecting angle (c) Current is proportional to Sin angle (d) Balance weight itself is not uniform The prismatic…

Vikram Sarabhai Space Center Forger & Heat Treater Paper 2015 Hot set is used on a hot metal for (a) cutting (b) Flattening (c) Upsetting (d) Jumping Tongs are made up of (a) High carbon steel (b) Mild steel (c) High speed steel (d) Cast iron Suitable color for forging of mild steel is (a)…