## Design a Belleville spring to give a static force of approximately 2000 lb at a maximum deflection of 0.05 in with a nearly constant spring rate.

1.       Design a Belleville spring to give a static force of approximately 2000 lb at a maximum deflection of 0.05 in with a nearly constant spring rate.

2.       Design a Belleville spring to give a static force of 400 lb at 50% deflection-to-flat and 200 lb at flat.

3.       Design a helical compression spring for a static load of 60 lb at a deflection of 1.50 in with a safety factor of 2.0 to work in a 1.06-in-dia hole. Specify all parameters necessary to manufacture the spring.

4.       1Design a helical compression spring for a static load of 200 N at a deflection of 40 mm with a safety factor of 1.8 to work in a 25-mm hole. Specify all parameters necessary to manufacture the spring.

### Calculate the maximum achievable bridge out-of-balance voltage for an applied torque T of 103 N m given the following

Four strain gauges, with specification given below, are available to measure the torque on a cylindrical shaft 4 cm in diameter connecting a motor and load. (a) Draw clearly labelled….

### Find the gain and phase characteristics of the maintaining amplifier.

A solid-state capacitive humidity sensor has a capacitance given by: C = 1.7 RH + 365pF where RH is the percentage relative humidity. The sensor has an associated parallel resistance….

### calculate the mean velocity of the gas at maximum flow rate

A pitot tube is used to measure the mean velocity of high pressure gas in a 0.15 m diameter pipe. At maximum flow rate the mean pitot differential pressure is….