The four stroke petrol engine Is based on
1). Carnot cycle
2). Otto cycle
3). Diesel cycle
4). Boyles cycle
1. The temperature which has the same reading on both Fahrenheit and Celsius scales is
2. Hydraulic brakes work on the principle of
3. Atomic packing factor of body centred cubic structure (bcc) is
4. Should cars have bumpers that collapse under impact?
5. Vegetables are cooked in lesser time by adding a pinch of salt while cooking because
7. What are the particles emitted by radioactive element after 3 consecutive disintegration?