All questions
- In crystal lattice formed by bcc unit cell the void volume is a. 68 % b. 74 % c.32 % d. 26 % c.32 % correct option is c.32 % 2
- In Frenkel defect a. electrical neutrality of the substance is changed d. overall electical neutrality is preserved. 2
- Which of the following is n-type semiconductor? a. Pure Si b. Si doped with As c. Si doped with Ga b. Si doped with As 2
- Molecular solids are a. crystalline solids b. amorphous solids c. ionic solids d. metallic solids Answer: (a) crystalline solids Molecular solids such as ice, solid CO₂ (dry ice), iodine and naphthalene are made of molecules arranged in a... 1
- You are on a long downhill slope. What should you do to help control the speed of your vehicle ? change to low gear 2
- It is essential to wear a helmet while driving a two-wheeler because It is for your individual safety & by Rule also. 2
- You are overtaking a car at night. You must ensure that Answer: You do not dazzle other road users. At night, headlamps on main (high) beam can blind the driver you are overtaking and drivers comi... 1
- A flashing yellow signal is used when you should slow down & proceed with caution 2
- You stop for pedestrians waiting to cross at a zebra crossing. They do not start to cross. What should you do ? be patient and wait 2
- You are allowed to park neither of these two alternatives 2
- A high beam in foggy conditions is bad because it reflects back and can dazzle 2
- When approaching a crossing where you are to go straight change lanes at least 50 mts ahead to the middle lane 2
- You are driving. A vehicle comes up quickly behind, flashing head lamps. You should allow the vehicle to over take, if safe & with proper signal 1
- When must you use a dipped / high beam headlight during the day ? In poor visibility and highways 2
- You are driving in rain. Why should you keep well back from the vehicle in front ? in case it stop suddenly 2
- In a road without footpath, the pedestrians Should walk on the right side of the road 2
- The following sign represents U- Turn prohibited Right turn prohibited Overtaking through left prohibited Right turn prohibited 1
- Validity of learners licence Till the driving licence is obtained 6 months 30 days 6 months Validity of learners licence 2
- The following sign represents Keep right side Parking on the right allowed Compulsory turn to right Parking on the right allowed 1
- How can you distinguish a transport vehicle? By looking at the number plate of the vehicle. 2
- The following sign represents Pedestrian crossing 1
- When a vehicle approaches an unguarded railway level crossing, before crossing it, the driver shall Stop the vehicle on the left side of the road, get down from the vehicle, go to the railway track, and ensure that no train or trolley is co... 1
- The following sign represents U-turn prohibited 1
- You can overtake a vehicle in front Through the right side of that vehicle 2