An electric drill draws 4.5 A rms at 150 V rms. If the current lags the...

Question

Question

An electric drill draws 4.5 A rms at 150 V rms. If the current lags the voltage by 45°, what is the drill's power consumption?
W

Answer 1

Answer #1

V = 150 Volts

I = 4.5 A

theta = 45

power consumption = P =V*I*cos(theta) = 150*4.5*cos(45) =477.29 Watts

Answer 2

Similar Homework Help Questions

A computer draws an rms current of 3.90 A at an rms voltage of 120 V....

A computer draws an rms current of 3.90 A at an rms voltage of 120 V. The average power consumption is 220 W. What is the power factor?
Part A What is the resistance of a computer monitor that draws an rms current of...

Part A What is the resistance of a computer monitor that draws an rms current of 0.437 A when connected to a 120-V outlet? r=ohm? Part B What is the peak current of a computer monitor? i0=?a Part C What is the power level of a computer monitor? p=?w
A motor attached to a 120 V/60 Hz power line draws an 7.50 A current. Its...

A motor attached to a 120 V/60 Hz power line draws an 7.50 A current. Its average energy dissipation is 840 W. Part APart complete What is the power factor? 0.933 Part B complete What is the rms resistor voltage? 112 V Part C What is the motor's resistance? nothing ΩΩ Request Answer Part D How much series capacitance needs to be added to increase the power factor to 1.0? nothing μF

A load operating at 3,500 V rms draws 24 A rms at a power factor of...

A load operating at 3,500 V rms draws 24 A rms at a power factor of 0.7 lagging. Find the complex power taken by the load. (Round your answer to whole numbers.) + j
Answer all parts 1) What is the rms current in an RC circuit if R =...

Answer all parts 1) What is the rms current in an RC circuit if R = 6.00 kΩ , C = 1.70 μF , and the rms applied voltage is 120 V at 60.0 Hz ? What is the power dissipated by the circuit? 2) A circuit contains two elements, but it is not known if they are L, R, or C. The current in this circuit when connected to a 120-V 60 Hz source is 5.4 A and lags...
A plant draws 380 A from a 370-V rms line to supply a load with 110...

A plant draws 380 A from a 370-V rms line to supply a load with 110 kW. What is the power factor of the load? the tolerance is +/-2%

please show all work An electric motor draws a current of 15 amps in a 240...

please show all work An electric motor draws a current of 15 amps in a 240 volt circuit. What is the power of this motor? 360 W 3600W 2760 W 3000 W
a) Find the magnitude of the line current IaA (A rms) b) Find the phase of...

a) Find the magnitude of the line current IaA (A rms) b) Find the phase of the line current IaA. (Phase deg) c) Find the magnitude of VAB the line-to-line load voltage (V rms) d) Find the phase of VAB (deg) e) Find the magnitude of the load phase current IAB (A rms) f) Find the phase of IAB (deg) g) Find the total power delivered to the load (kW) h) Find the power lost in the line. (kW) A...
Part A A refrigerator draws 3.1 A of current while operating on a 120 V power...

Part A A refrigerator draws 3.1 A of current while operating on a 120 V power line. If the refrigerator runs 45 % of the time and electric power costs S0.12 per kw h, how much does it cost to run this refrigerator for a 30-day month? Express your answer using two significant figures. cost- Submit

Question 5 1 pts An ac generator supplies a peak (not rms) voltage of 150 V...

Question 5 1 pts An ac generator supplies a peak (not rms) voltage of 150 V at 60.0 Hz. The generator is connected in series with a 35-mH inductor, a 45-uF capacitor and an 85-0 resistor. Reference: Ref 23-3 Which one of the following statements concerning this circuit is true? The phase angle for this circuit is positive. The circuit is more capacitive than inductive. The voltage and current are exactly out of phase. The voltage and current are in...