Related Questions

In an RC differentiator, responding to repetitive pulses, the average value of the output.
A Is zero
B Is equal to the input voltage
C Is 63 percent of the input voltage
D Cannot be determined
In an OP-amp differentiator
A The amplitude of output is proportional to rate of change of input
B The amplitude of output is proportional to input
C Output occurs when input is finite and constant
D Polarity of input and output is the same
An RC differentiator acts as a
A Low-pass filter
B High-pass filter
C Band-pass filter
D Band-stop filter
In an RC differentiator, the capacitor.
A Charges exponentially at a rate depending on the RC time constant
B Charges exponentially at a rate depending on the input voltage
C Charges when the input voltage is decreasing
D Charges to approximately one time constant
In an RL differentiator, when the input pulse goes from its low level to its high level,
A The inductor prevents a sudden change in voltage
B The inductor prevents a sudden change in current
C Voltage across the inductor instantly reaches 63% of input voltage
D Voltage across the inductor is zero
In an RC differentiator, the sum of the capacitor voltage and the resistor voltage at any instant.
A Must be zero
B Must be equal to the applied voltage
C Is less than the applied voltage but greater than zero
D Cannot be determined
To understand how the output voltage is shaped by a differentiator, you must consider
A The response to the rising pulse edge
B The response between the rising and falling edges
C The response to the falling pulse edge
D All of the above
A survey was conducted among the students of Khulna University to find out how many forms of physical exercise usually swam, 25% said they usually did jogging, 20% said they played cricket, 15% said they usually played football and 20 respondents said they did not take any form of exercise. From the above findings it can be concluded that.
A The student of khulna University do not usually take physical exercise.
B No respondent took more than one form of exercise.
C The method of data collection was not valid.
D Some of the respondents took more than one form of exercise.
You have configured a Group Policy Object (GPO) for the marketing oranization unit (OU) to prevent users from accessing My Network Places and from running System in Control Panel. You want the Managers Domain Local Group to be able to access My Network Places, but you still want to prevent them from running System in Control Panel. What should you do?
A Add the Managers group to the access control list of the GPO. Disable the permission of the managers group to read and apply the Group Policy
B Add the Managers group to the access control list of the GPO. Deny the permission of the managers group to read and apply the Group Policy
C Create a second GPO in the OU. Add the Managers group to the access control list. Allow the managers group to apply the Group Policy. Deny the Authenticated Users group permission to read and apply th
D Create a second GPO in the OU. Add the Managers group to the access control list. Allow the managers group to apply the Group Policy. Disable the Authenticated Users group permission to read and apply
E None of above
In pneumatic control systems the control valve used as final control element converts
A Pressure signal to electric signal
B Pressure signal to position change
C Electric signal to pressure signal
D Position change to pressure signal

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