List of top Biomedical Engineering Questions

Which of the following inhibits acetyl-coA carboxylase in fatty acid synthesis?
In surgical diathermy when the needle point electrodes are stuck into the tissue and kept steady. This refers to:
Which of the following are the requirements for a single channel ECG telemetry system?
For the given 8086 microprocessor instructions below, which of the following is an invalid instruction?
The equipment used for extra corporeal circulation of blood during cardiac surgery is called:
The membrane used for dialysis is made of:
For the MOSFET transistor shown in the below figure, operating region of the transistor is
MOSFET transistor
From the given graph of shear stress Vs strain rate the X and Y depicts ————— fluid property.
shear stress Vs strain rate
A high strength steel rod with Young's modulus \(E = 200 \, \text{GPa}\) and Poisson's ratio \(\nu = 0.31\), having a diameter of 5 cm, is subjected to a compressive load of 10 kN and experiences a stress of 5 MPa. Compute the axial strain and the lateral strain.
What is the slope of the output load line characteristics for the circuit shown in the below Figure? 
slope of the output load line characteristics for the circuit
A small artery has a length of 1.1 mm and a radius of 25 μm. If the pressure drop across the artery is 1.3 kPa, calculate the flow rate. The viscosity of the blood is 3 Pa.s.
If a discrete memory-less source emits symbols with probabilities 0.2, 0.2, 0.2, 0.2, and 0.2, determine the entropy of the source.
What is the minimum voltage gain required for the Colpitts Oscillator shown in the below figure for sustained oscillations? minimum voltage gain required for the Colpitts Oscillator
For the given figure \( BC = 15 \, \text{cm}, BD = 35 \, \text{cm}, W = 20 \, \text{N}, W_1 = 80 \, \text{N}\), compute the net moment at the joint B. 
net moment at the joint B
What is the frequency of the waveform at Y? 
frequency of the waveform at Y
Consider a system output \( y(t) \) is related to its input \( x(t) \) as, \( y(t) = x(t) + \cos (x(t)) \). This system is
Which one of the following is not a characteristic of PET?
The visibility of anatomical detail in a CT image will increase when:
S1: Ultrasound velocity in bone is greater than in the brain. S2: Ultrasound acoustic impedance is not related to the density of matter.
What is T1 Relaxation time?
A continuous time, band limited signal \(x(t)\) has its Fourier transform described by \( X(f)= \begin{cases} 1-\dfrac{|f|}{200}, & |f|\le 200\text{ Hz}\\[4pt] 0, & |f|>200\text{ Hz} \end{cases} \). The signal is uniformly sampled at a sampling rate of \(600\) Hz. The Fourier transform of the sampled signal is \(X_s(f)\). What is the value of \(\dfrac{X_s(600)}{X_s(500)}\)? (Round off the answer to one decimal place.)
The Laplace transform of \(x_{1}(t)=e^{-t}u(t)\) is \(X_{1}(s)\), where \(u(t)\) is the unit step function. The Laplace transform of \(x_{2}(t)=e^{t}u(-t)\) is \(X_{2}(s)\). Which one of the following statements is TRUE?

A water insoluble polymeric biomaterial can become water soluble \(\textit{in vivo}\) by which of the following mechanisms?

The continuous time signal \(x(t)\) is described by \[ x(t) = \begin{cases} 1, & 0 \leq t \leq 1 \\ 0, & \text{elsewhere} \end{cases} \] If \(y(t)\) represents \(x(t)\) convolved with itself, which of the following statements is/are TRUE?
A stone is thrown from an elevation of 2 m above ground level, at an angle of \(30^\circ\) to the horizontal axis. If the stone hits the ground at a horizontal distance of 6 m from the point of release, at what speed (in m/s) was the stone thrown? Use \(g = 10\ \text{m/s}^2\) and assume that there is no air resistance. (Round off your answer to one decimal place.)