Durgam Vigyan Sansthana

PGT Physics Mock Test By DVS. Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Subscribe me on Youtube 1. A body is thrown vertically upwards with initial velocity 9.8 m/s. If the value of acceleration due to gravity is 9.8 m/s^2 then: 1. its velocity is reduced to 49 m per second after 5 seconds 2. it attains the maximum height of 980 m after 10 seconds 3. it attains a maximum height of 490 m in 5 seconds 4. it reaches ground after 10 seconds 2. A projectile covers the same horizontal distance when the initial angles of projection are: 1. 30 degree and 40 degree 2. 30 degree and 45 degree 3. 30 degree and 60 degree 4. 30 degree and 50 degree 3. A car covers the first half of the distance between two placed at 40 km/hr and other half at 60 km/hr: ...

PGT Physics Mock Test By DVS. Learn To Converge Your Dreams with Durgam Vigyan Sansthana Institute. Subscribe me on Youtube 1. According to Einstein mass-energy relation, one gram of matter is equivalent to cnergy of 1. 9 x 10^13 J 2. 9 x 10^14 J 3. 1 x 10^13 J 4. 6 x 10^13 J 2. If 3.6 gm of a matter is converted completely into energy, the electricity that could be obtained from is shall be: 1. 9 x 10^6 kWh 2. 1 x 10^7 kWh 3. 9 x 10^7 kWh 4. 9 x 10^8 kWh 3. If the speed of light were 2/3 of its present value, the energy released in a given in an atomic explosion 1. decreased by a factor of 2/3 2. decreased by a factor of 4/9 3. decreased by a factor of 5/9 4. decreased by a factor of 1/3 4. The sun radiate...