Reference no: EM13228226
A potentiometer with a total range of 350° is supplied with a voltage of 12 Vdc. Find the output voltage for an angle of 135°.
An absolute optical rotary encoder has five tracks. How many bits is the output, and what is the resolution in degrees per state (that is, degrees per LSB)?
A toothed-rotor sensor has 30 teeth. Find the rpm if the sensor outputs pulses at 100 Hz.
A CK20-B tachometer is mounted piggyback to a motor with a 10:1 built-in gearbox
Both optical and Hall-effect sensors can be used as proximity switches. Name one possible application for each.
When a 200-lb man gets in his car, the car body sinks 1 in. What is the spring constant for the suspension system of the car?
A semiconductor force sensor has a sensitivity of .2 V/lb. If a 3-lb force is applied to the sensor, what would the sensor output voltage be?
Construct a temperature sensor using the LM35 with the following specifications: Supply voltage = 12 V, and output = 0.5 V/°C.
|
Explain what colume of radon gas is produced
: Radium-226 (atomic mass = 226.025402 ) decays to radon-224 (a radioactive gas) with a half-life of 1600 years. what colume of radon gas is produced by 25.0 g of radium in 5.0 days?
|
|
Determine how much is the separation between the plates
: In one type of computer keyboard, each key holds a small metal plate that serves as one plate of a parallel-plate, air-filled capacitor. When the key is depressed, the plate separation decreases and the capacitance increases.
|
|
Calcium in blood or urine can be find out by precipitation
: Calcium in blood or urine can be determined by precipitation as calcium oxalate CaC2O4. The precipitate is dissolved in strong acid and titrated with potassium permanganate. The products of the reaction are carbon dioxide and Manganese ii ions.
|
|
Explain the amount of hg in an industrial-waste pond
: If the amount of Hg in an industrial-waste pond is 0.39 micrograms (ug)/mL, how much Hg is present in (kg) if the pond has a surface area (m^2) and an average depth of 35 ft?
|
|
Find what would the sensor output voltage be
: A potentiometer with a total range of 350° is supplied with a voltage of 12 Vdc. Find the output voltage for an angle of 135°. An absolute optical rotary encoder has five tracks. How many bits is the output
|
|
Define how many grams of sodium azide are needed to react
: How many grams of sodium azide, NaN3 are needed to react by the equation below in order to inflate a 50.0: air bag with N2(g) at 298K and 1.20 atm? NaN3(s) -------> Na (s) + N2
|
|
Explain what mass of ozone is taken into the lungs
: Typically an adult will inhale 2.1 L of air per breath. What mass of ozone is taken into the lungs per breath by an adult breathing air containing 1.57 x 10^-4 micro(ug) grams of ozone per cm^3 of air?
|
|
State a chocolate caramel pecan piece of candy contains
: A chocolate caramel pecan piece of candy contains 115 food calories (CaI). If the heat energy contained in the piece of candy were transferred to 53.5 kg of water at 25.0 C, what would be the final temperature of the water? [Specific heat of H2O =..
|
|
Determine frequency of the signal to be sampled
: antialiasing and anti-imaging active filter Sampling rectangular pulses (sampling clock) set as the following. Vp (pulse value) = -5 volts, Period: 0.125 ms, Pulse width 0.02 ms Sinusoidal voltage source set as the following: Frequency = 1000 Hz , Vp..
|