A. Rises in the tube
B. Rotates at higher speed
C. Rotates at lower speed
D. Drops down in the tube
Correct Answer: Rises in the tube ✔
Last Updated: February 08, 2019
A. Rises in the tube
B. Rotates at higher speed
C. Rotates at lower speed
D. Drops down in the tube
Correct Answer: Rises in the tube ✔
Last Updated: February 08, 2019