Aspirants are waiting for CEPTAM 10 official Advertisement. DRDO CEPTAM 10 official notification may be published in this year. Here, out team is proving a model paper for the said exam, which will be useful to you.
CEPTAM Technician Electro Plater Exam Sample Question Paper
DRDO Electro Plater Exam Model Paper
Sr.No. | Question |
1 | According to Ohm’s Law Voltage/Current = —–
(a) Resistance (b) Conductance (c) Impedance (d) Electric Charge |
2 | Electrical resistance of a metal —— with increase of temperature
(a) decreases (b) does not change (c) increases (d) None of these |
3 | Electro-less plating of the following metal is not possible
(a) Cadmium (b) Nickel (c) Copper (d) Silver |
4 | When the atmospheric pressure increases, the boiling point —-
(a) increase (b) decrease (c) Does not change |
5 | Hard Anodising process is carried out at
(a) Elevated temperature (b) Room temperature (c) Vacuum (d) Low temperature |
6 | PVD coating is a type of
(a) Vapour phase coating (b) Thermal spray coating (c) Hot dip coating (d) Molten salt bath coating |
7 | To neutralize acid spillage, the following chemical can be use
(a) Acetone (b) Sodium Bicarbonate (c) Potassium dichromate (d) Kerosene |
8 | The following is not a surface treatment process/ operation
(a) Blackening (b) Peening (c) Solutionising (d) Pickling |
9 | ‘Watt’ is the unit of
(a) Power (b) Energy (c) Work (d) Heat |
10 | The mean value of 70,78,84,68 & 80 is
(a) 76 (b) 84 (c) 68 (d) 5 |
11 | Salt Spray test is used for evaluating
(a) Hardness (b) Adhesion (c) Corrosion resistance (d) Electrical Resistance |
12 | According to Faraday’s first law of Electrolysis, the mass of the substance deposited = Electrochemical equivalent x Current x——
(a) Time (b) Temperature (c) Voltage (d) Resistance |
13 | —– is a type of electro-deposition in which metal is deposited onto a mandrel until the required size is achieved, after which the mandrel is removed to reproduce the part
(a) Electro-winning (b) Electro-polishing (c) Electro-forming (d) Electro-chemical machining |
14 | The total number of atoms present in one molecule of an element or a substance is called
(a) Atomic Number (b) Valency (c) Oxidation Number (d) Atomicity |
15 | The matter contained in a substance is called is
(a) Volume (b) Mass (c) Specific Gravity (d) Density |
16 | Deposition of Zinc by Hot dip method is called
(a) Zincating (b) Galvanising (c) Gilding (d) Cladding |
17 | The heat required to raise the temperature of a liquid is the product of its mass, —- and the difference in temperature.
(a) Specific gravity (b) Specific Conductivity (c) Specific Heat (d) Specific Resistance |
18 | — is a noble metal
(a) Silver (b) Sodium (c) Iron (d) Cadmium |
19 | The pH of an acid solution will always be
(a) > 7 (b) 7 (c) 14 (d) < 7 |
20 | Current per unit area is called
(a) Cathode Efficiency (b) Current Density (c) Anode Efficiency (d) Specific Conductivity |
21 | Faraday is a unit of
(a) Current (b) Resistance (c) Potential Difference (d) Electric Charge |
22 | 1mm = —μm
(a) 0.001 (b) 0.01 (c) 1000 (d) 100 |
23 | The nucleus of an atom consist of
(a) Protons & Neutrons (b) Protons & Electrons (c) Neutrons & Electrons (d) Electrons alone |
24 | Anodising of the following metal is not possible
(a) Titanium (b) Aluminium (c) Iron (d) Magnesium |
25 | Phosphating is an example for
(a) Hot dipping (b) Vapour Deposition (c) Thermal spraying (d) Conversion coating |
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