Question 21. Match the following biomedical instrumentation techniques with their applicationsP : Otoscopy                            U : Respiratory volume measurementQ : Ultrasound Technique     V : Ear diagnosticsR : Spirometry                         W : Echo-cardiographyS : Thermodilution Technique X : Heart volume measurement

Question 22. The discrete-time transfer function (1 - 2 z-1)/(1 - 0.5 z-1) is

Question 23. An accelerometer has input range of 0 to 10g, natural frequency 30 Hz and mass 0.001 kg. The
range of the secondary displacement transducer in mm required to cover the input range is

Question 24. While numerically solving the differential equation dy/dx + 2xy2 = 0, y (0) =1 using Euler's predictorcorrector (improved Euler-Cauchy) method with a step size of 0.2, the value of y after the first step is

Question 25. Measurement of optical absorption of a solution is disturbed by the additional stray light falling at
the photo-detector. For estimation of the error caused by stray light the following data could be
obtained from controlled experiments. Photo-detector output without solution and without stray light is 500 μW. Photo-detector output without solution and with stray light is 600 μW. Photo-detector output with solution and with stray light is 200 μW. The percent error in computing absorption coefficient due to stray light is

Question 26. Which one of the following options is the closest in meaning to the word given below? Latitude

Question 27. A and B are friends. They decide to meet between 1 PM and 2 PM on a given day. There is a
condition that whoever arrives first will not wait for the other for more than 15 minutes. The
probability that they will meet on that day is

Question 28. Raju has 14 currency notes in his pocket consisting of only Rs. 20 notes and Rs. 10 notes. The total
money value of the notes is Rs. 230. The number of Rs. 10 notes that Raju has is

Question 29. One of the legacies of the Roman legions was discipline. In the legions, military law prevailed
and discipline was brutal. Discipline on the battlefield kept units obedient, intact and fighting,
even when the odds and conditions were against them. Which one of the following statements best sums up the meaning of the above passage?

Question 30. Choose the most appropriate word from the options given below to complete the following
sentence: Given the seriousness of the situation that he had to face, his ___ was impressive.