456
I- MONTHLY TEST
PART –A
ANSWER ALL QUESTIONS
1. What is memory map?
2. What are the types of embedded system?
3. What is VIC?
4. State the use of Pin-Connect block.
4 X1=4
PART –B
ANSWER ALL QUESTIONS
5. Explain the three stage pipeline of ARMT TDMI core.
6. Explain the three categories of interrupts of LPC 2148.
2 X3=6
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
4 X10=40
7. a) Draw the block diagram of LPC 2148, and explain about it
[OR]
b) Explain debug and emulation grace facility of ARM controller.
8. a) Explain memory map and memory re-map
[OR]
b) Explain the modes of operations of ARM controller.
9. a) Explain the five GPIO port registers of LPC2148
[OR]
b) Explain the block diagram of timer / counter . Explain its features.
10. a) Explain the operations of pin connect block with its necessary registers.
b) Explain the VIC registers of LPC2148.
[OR]
526
I- MONTHLY TEST
PART –A
ANSWER ALL QUESTIONS
1. Define – Virtual ground of an op-amp.
2. Define CMRR of op.amp.
3. State Demorgan’s theorm.
4. State the distrubutive law of Boolean Algebra.
4 X1=4
PART –B
ANSWER ALL QUESTIONS
5. Draw the Pin Diagram of timer Ic.
6. Explain how AND gate is constructed using NOR gate.
2 X3=6
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
7. (a) With a neat diagram explain the operation of op.amp as (i) Voltage follwer
(b) Explain the operation of voltage regulator using LM317.
4 X10=40
(ii) Integrator. [OR]
8.
(a) Explain with neat diaram op.amps as (i) Summer
(ii) Zero crossing detector.
(b) Draw the Function Block diagram of 555 Timer and explain its operation.
[OR]
9.
(a) Explain NAND gate as universal building block [OR]
(b) Simplify the following using k-MAP. Y = ABCD + ABCD +ABCD +ABCD +ABCD+ABCD+ABCD
10. (a) Explain any five logic Gates with its symbol and truth table [OR]
(b) Simplify the following using k-MAP. F (A, B, C, D) = ∑ (0, 1, 2, 5, 6, 7, 8, 11, 14, 15)
345
I- MONTHLY TEST
PART –A
ANSWER ALL QUESTIONS
4 X1=4
1. What is reverse recovery time?
2. What are the types of AC triggering circuits?
3. What are the control techniques of chopper operation?
4. What are converters?
PART –B
ANSWER ALL QUESTIONS
2 X3=6
5. What are flywheel diodes. Explain its we in converter circuits.
6. Draw the current & voltage waveform of 1 full converter with R load.
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
7. a) Draw a typical chopper circuits & explain (OR)
b) With neat sketch explain the operation of AC Chopper.
8. a) Explain the PWM control circuit for driving MOSFET in chopper with diagram.
b) Explain the operation of 1 fully controlled bridge converter with R & RL load.
9.
4 X10=40
(OR)
a) Explain briefly about the working of IGBT with diagram (OR)
b) Draw ramp-pedestal triggering circuit & explain
10. a) Explain the switching characteristics of SCR. (OR)
b) Draw the resistance – capacitance firing circuit of SCR and explain.
682
PART –A
1.
2.
3.
4.
I- MONTHLY TEST
ANSWER ALL QUESTIONS
4 X1=4
What is blood PH?
Define Electrodes.
What is speech audiometry?
What instrument is used to analysis the working of brain?
PART –B
ANSWER ALL QUESTIONS
2 X3=6
5. Define (i) Depolarization (ii) Repolarization.
6. How the lead configuration was evolved by Einthovan?
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
7. a) Explain Working of Electromagnetic Blood Flow meter. (OR)
b) Explain how the value of Blood pH is measured
8. a) Explain the working of Ultrasonic Blood Flow meter. (OR)
b) Explain about the types of electrodes which are used to pickup ECG & EEG action potentials.
9. a) With neat block diagram. Explain how ECG can be recorded. (OR)
b) With neat block diagram. Explain how EEG can be recorded.
10. a) Explain the working of EMG machine. (OR)
b) Explain with neat block diagram how ERG can be measured.
4 X10=40
128
I- MONTHLY TEST
ANSWER ALL QUESTIONS
PART –A
1.
2.
3.
4.
4 X1=4
State the electrical characteristic of a symmetrical network?
What are the various types of attenuator?
Expand SSB-SC.
What is the output of a balanced modulator?
PART –B
ANSWER ALL QUESTIONS
2 X3=6
5. Explain traveling & standing waves?
6. Draw the amplitude modulated signal.
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
4 X10=40
7. a) Derive the characteristic impedance of symmetrical T network? (OR)
b) Design a constant K low pass filter?
8. a) Explain Ionospheric propagation?
(OR)
b) Explain with neat diagram broad side array?
9. a) With the neat diagram explain lattice type balanced modulator? (OR)
b) Draw a SSB transmitter using phase shift method and explain its operation?
10. a) Draw the block diagram of TRF receiver & explain its operation. (OR)
b) With the neat diagram explain the operation of telegraph transmitter?
230
I- MONTHLY TEST
ANSWER ALL QUESTIONS
PART –A
1.
2.
3.
4.
4 X1=4
Define Form Factor.
What is Motherboard?
Define Dot pitch.
Define Track pad.
PART –B
ANSWER ALL QUESTIONS
2 X3=6
5. Explain VIA SAMUEL II.
6. Discuss about pen drive.
PART –C
ANSWER ALL QUESTIONS BY EITHER OR CHOICE
7. a) Explain riser architecture.
(OR) b) Explain about Generation of processors.
8. a) Explain the architecture of USB.
(OR) b) Explain CISC and RISC.
9. a) Explain the working of touch screen.
(OR) b) Explain about CRT with neat diagram.
10. a) Explain the operation of wireless keyboard. (OR) b) Explain the construction of FDD.
4 X10=40