List of top Questions asked in Tamil Nadu Common Entrance Test

The basic step of an 8-bit DAC is 12.4 mV. If the binary input \( 00000000 \) represents 0V, determine the output if the input is \( 10110111 \).
Which type of collagen represents 90% to 95% of the collagen in ECM and forms fibrils and fibres interwines with proteoglycan aggregates?

Which port in 8051 microcontroller requires external pull-up as shown below? 
8051 microcontroller

Which one of the following is not a characteristic of PET?
Which of the following techniques requires timing synchronization between transmitter and receiver?
What is the output voltage \( V_o \) for the circuit shown below? 
output voltage Vo for the circuit
The voltage \( V = 12 \, \text{V} \) (cos \( 60^\circ + 45^\circ \)) is applied to a \( 0.1 \, \text{H} \) inductor. Find the steady-state current through the inductor.
What are the invalid inputs in the following flip flop? 
invalid inputs in the following flip flop
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.
The range of \( K \) for the stability of the system is \( 0<K<100 \). For \( K = 10 \), the gain margin of the system is
If a uniform quantizer with sinusoidal input signal produces the output SNR of 43.76 dB, determine the number of quantization levels used.
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.
Centre for Pressure and Touch lies in
Which IC is a fixed positive voltage regulator?
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
The transfer function of the system is \( G(s) = \frac{100}{(s + 1)(s + 100)} \). For a unit step input, the approximate settling time for the 2 percent criterion is
In 1024-point DFT of a signal sampled at 8192 Hz, \( k = 8 \) corresponds to a frequency of
In 8085 microprocessor, two address lines namely A13 and A6 have become faulty and are stuck at logic 0. Which of the following address locations cannot be accessed in the memory?
The instruction XLAT in 8086 microprocessor is used to
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 of the following behaves as a precursor for the synthesis of TGL and PL?
Which of the following are the requirements for a single channel ECG telemetry system?
The minimum number of delay elements and multipliers required to implement a linear phase filter with impulse response \( h(n) \) defined for \( 0<n<8 \) are
The greatest volume of gas that can be inspired by voluntary effort after maximum expiration is —————.
Use Mason’s gain formula to find the transfer function of the given figure 
Mason’s gain formula to find the transfer function