DRDO STA Question Paper | CEPTAM Senior Technical Assistant Model Paper
CEPTAM 10 official notification 2022 has already released. You may apply for the same on or before 23rd Sept 2022.
| No. | Question with options |
| 1 | In a school, the number of girls exceeds the number of boys by 60. If the number of girls is increased by 15% and the number of boys is increased by 50%, there would be 15 boys more than girls. Find the original strength of the class ? (A) 540 (B) 360 (C) 720 (D) 600 |
| 2 | 200 liters of a mixture contains milk and water in the ratio 17:3. After the addition of some more milk to it, the ratio of milk of water in the resulting mixture becomes 7:1. The quantity of milk added it was (a) 20 liters. (b) 40 liters. (c) 60 liters. (d) 80 liters. |
| 3 | If the circumference of a circle is increased by 50 per cent, then the area will be increased by (a) 50 per cent (b) 75 per cent (c) 100 per cent (d) 125 per cent |
| 4 | The least number, which is a perfect square and is divisible by each of the numbers 16,20 and 24, is (a) 1600 (b) 3600 (c) 6400 (d) 14400 |
| Directions. Q.5-8. in these questions, choose the word opposite to the meaning of the given word and mark it in the Answer-Sheet. | |
| 5 | Cursory (a) Final (b) Through (c) Impulsive (d) Customary |
| 6 | Lackadaisical (a) Enthusiastic (b) Intelligent (c) Classical (d) Irresponsible |
| 7 | Sublime (a) Inferior (b) Deficit (c) Ridiculous (d) Crooked |
| 8 | Evident (a) Definite (b) Careless (c) Clear (d) Obscure |
| 9 | The raw material used for the manufacture of Portland cement is : (a) Limestone and clay (b) Alumina, clay and gypsum (c) Gypsum and limestone (d) Gypsum and clay |
| 10 | The limb bones of children become bent if there is deficiency of vitamin— (A) A (B) B1(C) D (D) E |
| 11 | A dynamo is a device which—(A) creates mechanical energy (B) creates electrical energy (C) Converts mechanical energy into electrical energy (D) Converts electrical energy into mechanical energy |
| 12 | Commercially, sodium bicarbonate is known as— (A) Washing soda (B) Baking soda (C) Bleaching powder (D) Soda ash |
| 13 | Jaduguda is associated with the mining of (a) iron (b) mica (c) uranium (d) copper |
| 14 | The only age of India found in hill forests of Assam and Nagaland is (a) Orangutan (b) Gibbon (c) Chimpanzee (d) Gorilla |
| 15 | Which one of the following is the tallest bird? (a) Peacock (b) Penguin c) Ostrich (d) Emu |
| 16 | Who was the founder-editor of the famous newspaper ‘Kesari’ during the National Struggle ? (A) Mahatma Gandhi (B) Jawaharlal Nehru (C) Lokmanya Tilak (D) Muhammad Iqbal |
| 17 | . A pond of water appears less deep due to (a) reflection (b) diffraction (c) refraction (d) polarisation |
| 18 | The process by which sun’s rays reach the earth is (a) radiation (b) conduction(c) convection (d) diffusion |
| 19 | Newton’s 1st law of motion gives the concept of (a) energy (b) work (c) momentum (d) inertia |
| 20 | Cream gets separated out of milk when it is churned. This is due to (a) gravitational force (b) centripetal force (c) centrifugal force (d) frictional force |
Answers –
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | C | A | C | A | A | D | B | B | C |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| C | B | C | B | C | C | C | A | D | B |
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