Virtual Labs

Biotechnology and Biomedical Engineering Biomedical and Signal Processing Lab Experiments

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

To simulate Biopotential Amplifier

Choose difficulty:

Beginner

Intermediate

Advanced

The amplifier which has no drift is

a: Differential amplifier Explanation

Explanation

b: D.C. amplifier Explanation

Explanation

c: Single ended amplifier Explanation

Explanation

d: Chopper amplifier Explanation

Explanation

The improper response time of the amplifier in the biomedical recorders

a: affects the gain of the amplifier Explanation

Explanation

b: delays the signals Explanation

Explanation

c: changes the shape of the waveform of the signal Explanation

Explanation

d: attenuates the signals Explanation

Explanation

To reduce common mode interference during recording of bio signals one can use

a: buffer amplifier Explanation

Explanation

b: differential amplifier Explanation

Explanation

c: single ended amplifier Explanation

Explanation

d: chopper amplifier Explanation

Explanation

Resistively generated interference arises through incorrect

a: grounding Explanation

Explanation

b: current density at the electrodes Explanation

Explanation

c: supply voltage Explanation

Explanation

d: input impedance Explanation

Explanation

CMRR is more in

a: Single ended amplifier Explanation

Explanation

b: Differential amplifier Explanation

Explanation

c: Inverting operational amplifier Explanation

Explanation

d: Chopper amplifier Explanation

Explanation

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