Consider the following statements about concrete sleepers : 1. They improve the track modulus. 2. They have good scrap value. 3. They render transportation easy 4. They maintain the gauge quite satisfactorily. Of these statements :
Consider the following statements : For the manufacture of good quality bricks it is essential to 1. use a reverberatory kiln. 2. blend the soil with clay or sand as deemed appropriate. 3. knead the soil in a ghani. 4. temper the soil in a pug mill. Of these statements;
Consider the following statements in case of impulse turbine : 1. The pressure and velocity both change as the water flows through the turbine. 2. Pressure throughout remains atmospheric and the velocity alone changes. 3. All the available energy is converted into kinetic energy. 4. Water is admitted over the entire circumference of the runner. 5. Water is admitted only through the nozzle. Which of these statements are correct ?