engineering recuitment GATE IN Test Series 2023-24 Mock Test Sensors and Industrial Instrumentation Measurement of Liquid Level
A manometer uses transformer oil (specific gravity = 0.864) as measuring fluid. The scale is graduated in mm of water. The well has a bore of 15 mm and tube of bore 3 mm. When a pressure of 1 mm head of water (9.81 pa) is applied to give an inclined deflection of 5 mm, the angle of inclination is ____ (in degrees).
Enter numerical value using the virtual keypad. Round off where necessary.