Question is ⇒ For the same peak value of voltage which wave form will have the least r.m.s. value ?, Options are ⇒ (A) Sine wave, (B) Square wave, (C) Triangular wave, (D) Full wave rectified sine wave, (E) , Leave your comments or Download question paper.

Question is ⇒ For the same peak value of voltage which wave form will have the least r.m.s. value ?, Options are ⇒ (A) Sine wave, (B) Square wave, (C) Triangular wave, (D) Full wave rectified sine wave, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	For the same peak value of voltage which wave form will have the least r.m.s. value ?
A.	Sine wave [Wrong Answer]
B.	Square wave [Wrong Answer]
C.	Triangular wave [Correct Answer]
D.	Full wave rectified sine wave [Wrong Answer]
View Answer 24 -28 Explanation:- Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ For the full wave rectified sine wave the r.m.s. value is
0.707 I_max
0.636 I_max
0.318 I_max
Zero

⇒ A sine wave of voltage varies from zero to maximum of 200 V. How much is the voltage at the instant of 30° of the cycle ?
50V
82.8V
100V
173.2 V

⇒ For the same peak value which of the following wave will have the highest r.m.s. value ?
Square wave
Half wave rectified sine wave
Triangular wave
Sine wave

⇒ The dual of a loop is
Twig
Node pair
Mesh
Tree

⇒ The reflection co-efficient of the simplest standing wave is
+1
1
Zero
Infinity

⇒ Power factor of electric bulb is
Zero
Lagging
Leading
Unity

⇒ In an A.C. circuit power is dissipated in
Resistance only
Inductance only
Capacitance only
None of the above

⇒ The time period of a sine wave is 1/50 seconds. Its frequency is
20 Hz
30 Hz
40 Hz
50 Hz

⇒ Inductance affects the direct current flow
Only at the time of turning off
Only at the time of turning on
At the time of turning on and off
At all the time of operation

⇒ Which of the following circuit component opposes the change in the circuit voltage
Inductance
Capacitance
Conductance
Resistance

⇒ Power factor of the following circuit will be zero
Resistance
Inductance
Capacitance
Both (B) and (C)

⇒ In a series resonant circuit, the impedance of the circuit is
Maximum
Minimum
Zero
Infinite

⇒ Capacitive reactance is more when
Capacitances is less and frequency of supply is less
Capacitance is less and frequency of supply is more
Capacitance is more and frequency of supply is less
Capacitance is more and frequency of supply is more

⇒ The power factor of incandescent bulb is
0.8 lagging
0.8 leading
Unity
Zero

⇒ The form factor is the ratio of
Peak value to r.m.s. value
r.m.s. value to average value
Average value to r.m.s. value
None of these

⇒ Two waves of the same frequency have opposite phase when the phase angle between them is
360°
180°
90°
0°

⇒ In an A.C. circuit I sin Φ is called
Active component
Wattless component
Any of the above
None of these

⇒ Higher the Q of a series circuit
Broader its resonance curve
Narrower its pass band
Greater its band width
Sharper its resonace

⇒ The best place to install a capacitor is
Very near to inductive load
Across the terminals of the inductive load
Far away from the inductive load
Any where

⇒ For the same peak value, which of the following wave has the least mean value ?
Half wave rectified sine wave
Triangular wave
Sine wave
Square wave

⇒ Power factor of the following circuit will be unity
Inductance
Capacitance
Resistance
Both (A) and (B)

⇒ In a circuit containing R, L and C, power loss can take place
C only
L only
R only
All of the above

⇒ When an alternating current passes through an ohmic resistance the electrical power converted into heat is
Apparent power
True power
Reactive power
None of the above

⇒ The power taken by a 3-Φ load is given by the expression
√3 V_L I_L sinΦ
√3 V_L I_L cosΦ
3 V_L I_L sinΦ
3 V_L I_L cosΦ

⇒ The value of operator j2 is equal to
Zero
+1
-1
√-1

⇒ How much r.m.s. current does a 300 W. 200V bulb take from the 200 V, 50 Hz power line ?
0.5A
1.5 A
2A
3A

⇒ The shunt element in a band pass filter is
Capacitive
Inductive
Parallel combination of L and C
Series combination of L and C

⇒ In a purely inductive circuit
Actual power is zero
Reactive power is zero
Apparent power is zero
None of these

⇒ The form factor of D.C. supply voltage is always
Zero
0.5
Unity
Infinite

⇒ The capacitors for power factor correction are rated in terms of
Voltage
VA
kW
kVAR