Frequency of vibrations is usually expressed in

Related MCQs

• Which type of frequency measuring instrument has multiple reeds of different natural frequency to measure vibrations?
• Which type of vibrations are also known as transient vibrations?
• In damped free vibrations, which parameters indicate vibrations?
• Which instrument is used to record building vibrations or vibrations of huge structures like railway bridges?
• In a gearing system, pump speed is one third of the motor. Shaft from motor is 6 cm in diameter and 30cm long, the impellar shaft is 10cm diameter and 60cm long. Mass moment of inertia is 1500 Kgm2, C = 80Gn/m2. Neglecting the inertia of shaft and gears calculate the frequency of free torsional vibrations in Hz.
• During transverse vibrations, shaft is subjected to which type of stresses?
• What are deterministic vibrations?
• Which of the following vibrations are classified according to magnitude of actuating force?
• In which type of vibrations, amplitude of vibration goes on decreasing every cycle?
• Which part of human ear converts sound vibrations into electrical signals