# HVAC Electrical Basics Practice Test 2

 In a parallel circuit , which of the quantity remains same:  A:Power  B:Voltage  C:Current  D:Resistance B:Voltage Which of the following factors affect the Insulation Resistance Measurement value:  A:Temperature  Duration of the measurement  B:Humidity  C:All the options are correct C:All the options are correct Frequency in a dc circuit will be ______:  A:0 Hz  B:60 Hz  C:50 Hz  D:120 Hz A:0 Hz In a series circuit, ______ remains same through out the circuit:  A:Current  B:Power  C:Voltage  D:All the options are correct A:Current When a conductor is cut by magnetic flux lines emf is produced:  True  False True Which of the following has negative charge:  A:neutron  B:nucleus  C:proton  D:electron D:electron Power factor in a resistive circuit will be _______ :  A:Resistive  B:Leading  C:Lagging A:Resistive Impedance in AC Circuit constitutes which of the following:  A:Resistance Inductive B:reactance Capacitive C:reactance  D:All the options are correct D:All the options are correct In a 60 Hz ac circuit current wave, current value reaches to zero ______ times in a second  A:61  B:100  C:120  D:60 C:120 In a purely capacitive circuit, power factor of the circuit will be _______  A:lagging  B:leading  C:unity B:leading In a dc circuit, capacitor acts as ______:  A:Open circuit  B:Short Circuit A:Open circuit 1 watt power = _______ Btu  A:341.2  B:3.412  C:3412  D:34.12 B:3.412 Ground wire that connects frame of an electrical load and earth has a color code _______:  A:Red  B:Blue  C:Black  D:Green D:Green Solenoid valves are ________ operated:  A:Hydraulic  B:electrically  C:magentic  D:Pneumatic B:electrically Capacitor motor has which of the following:  A:high starting current, high starting torque B: low starting current, high starting torque  C:low starting current, low starting torque  D:high starting current, low starting torque A:high starting current, high starting torque Authorsalvatorefricano ID305015 Card SetHVAC Electrical Basics Practice Test 2 DescriptionHVAC Electrical Basics Practice Test 2 Updated2015-07-09T21:45:30Z Show Answers