Assam Polytechnic Admission Test 2019 Paper – Physics
Assam Pre Polytechnic Entrance Exam 2019 Paper – Physics
| Sr. No. | Question and Answer |
| 1 | Focal length of a plane mirror is
(a) Infinity (b) Zero (c) Negative (d) Positive and small |
| 2 | Inside a magnet, the field lines run
(a) From south to north (b) From north to south (c) No lines present inside a magnet (d) Cannot be predicted |
| 3 | If two parallel wires carrying equal currents in the same direction are placed at a small distance apart, then
(a) No force acts among them (b) A repulsive force acts between them (c) An attractive force acts between them (d) Force acts only when opposite currents are allowed to flow |
| 4 | What is the primary source of energy ?
(a) Coal (b) Wind (c) Water (d) Sun |
| 5 | To measure the current in an electric device
(a) Put an ammeter in parallel with it (b) Put a voltmeter in parallel with it (c) Put an ammeter in series with it (d) Put a voltmeter in series with it |
| 6 | The device used for producing electric current is called a
(a) Generator (b) Galvanometer (c) Ammeter (d) Motor |
| 7 | The human eye forms the image of an object at its
(a) Corena (b) Iris (c) Pupil (d) Retina |
| 8 | A wire of a given material having length ‘l’ and cross-sectional area ‘A’ has a resistance of 4 Ohm. The resistance of another wire of the same material having length ‘l/2’ and cross-sectional area 2A is
(a) 1 Ohm (b) 2 Ohm (c) 10 Ohm (d) 5 Ohm |
| 9 | The Phenomenon of electromagnetic induction is
(a) The process of charging the body (b) The process of generating magnetic field due to a current passing through a coil (c) Producing induced current in a coil due to relative motion between a magnet and the coil (d) The process of rotating a coil of an electric motor |
| 10 | SI unit of Power of a lens is
(a) Dioptre (b) Ampere (c) Joule (d) Ohm |
Leave a Reply