Description : The standard audible capacity of a healthy human being as per World Health Organi-sation is in the range of - (1) 45-50 decibels (2) 200-250 decibels (3) 5-10 decibels (4) 2000-2500 decibels
Last Answer : (3) 5-10 decibels Explanation: Hearing range usually describes the range of frequencies that can be heard by an animal or human, though it can also refer to the range of levels. In humans the audible ... as low as 12 Hz under ideal laboratory conditions, to 20 kHz in most children and some adults.
Description : The data collection for national income estimation is conducted in India by— (1) The Finance Ministry of the Government of India (2) The RBI (3) The NSSO (National Sample Survey Organi-sation) (4) None of these
Last Answer : The NSSO (National Sample Survey Organi-sation)
Description : Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of __________ kcal/kg. (A) 600-750 (B) 250-350 (C) 1000-1500 (D) 2000-2500
Last Answer : (A) 600-750
Description : Commercial available medium size machines have a speed range of ______ . (a) 200 to 400 r.p.m. (b) 600 to 1000 r.p.m. (c) 1000 to 1500 r.p.m. (d) 2000 to 2500 r.p.m.
Last Answer : (d) 2000 to 2500 r.p.m.
Description : A tractor whose weight is 20 tonnes has a drawbar pull of 2500 kg, when operated on a level road having a rolling resistance of 30 kg per tonne. If this tractor is operated on a level road having a rolling resistance ... 200 kg (B) Increase by 200 kg (C) Increase by 250 kg (D) Reduce by 250 kg
Last Answer : (A) Reduce by 200 kg
Description : Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels. (A) 105 (B) 135 (C) 160 (D) 185
Last Answer : (B) 135
Description : Human beings can hear the sound range between: (1) 10 to 20 decibels (2) 100 to 150 decibels (3) 50 to 60 decibels (4) None of the above
Last Answer : (4) None of the above Explanation: The most accepted sound range of human being is 0 to 120 decibels.
Description : X is a working and Y is sleeping partners in a business. X puts in Rs. 2500 and Y puts in Rs.3000. X receives 25/2% of the profit for managing the business and the rest is divided in proportion to their capital. What does Y get out of a profit of Rs. 440? A) 210 B) 200 C) 250 D) 275
Last Answer : Answer: A) Total profit = Rs. 440 X's share for managing the business i.e 25/2 % = {25/ 100}{440/2}=Rs.55 Remaining profit of X and Y as per their capital = 440 - 55= Rs. 385 Ratio of amounts = 2500 : 3000 ... 5}/{11}= Rs.175 X's total share = 175 + 55= Rs. 230 Y's share = 385{6}/{11}=Rs.210
Description : What is the range of minimum set of genes required for life? A.50-100 genes B.250-350 genes C.1000-1500 genes D.1500-2000 genes
Last Answer : 250-350 genes
Last Answer : .250-350 genes
Description : What is the range of minimum set of genes required for life? A- 50-100 genes B- 250-350 genes C- 1000-1500 genes D- 1500-2000 genes
Description : As per international norms, the maximum permissible value of noise level in the industrial environment is __________ decibels as measured at a distance of 1.5 metres from the source of noise. (A) 110 (B) 85 (C) 60 (D) 45
Last Answer : (B) 85
Description : A production line with 1000 units of capacity has a max production capability of: a. 1000. b. 1500. c. 2500. d. 2000. e. as many as needed.
Last Answer : d. 2000.
Description : Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of __________ percent. (A) 1-1000 (B) 1000-1500 (C) 1500-2000 (D) 2000-2500
Last Answer : (A) 1-1000
Description : Vibrating screens have capacity in the range of __________ tons/ft 2 .mm mesh size. (A) 0.2 to 0.8 (B) 5 to 25 (C) 50 to 100 (D) 100 to 250
Last Answer : (A) 0.2 to 0.8
Description : Indian Meteorological department uses the standard gauges whose collectors have apertures of (A) 50 or 100 sq. cm area (B) 100 or 150 sq. cm area (C) 100 or 200 sq. cm area (D) 250 or 500 sq. cm area
Last Answer : Answer: Option C
Description : The amount of coproporphyrins excreted per day in feces is about (A) 10–50 µgs (B) 100–150 µgs (C) 200–250 µgs (D) 300–1000 µgs
Last Answer : Answer : D
Description : Fee for filing complaints before state commission above 50 lac and up to 1 crore is a) 5000 rupees b) 2500 rupees c) 4000 rupees d) 2000 rupees
Last Answer : c) 4000 rupees
Description : Fee for filing complaints before state commission above 20 lac and up to 50 lac is a) 5000 rupees b) 2500 rupees c) 4000 rupees d) 2000 rupees
Last Answer : d) 2000 rupees
Description : Vertical type reciprocating compressors are used in the capacity range of _____ a) 50 – 150 cfm b) 200 – 500 cfm c) Above 10ooo cfm d) 10 – 50 cfm
Last Answer : a) 50 – 150 cfm
Description : Noise level during normal conversation among men is about __________ decibels. (A) 10 (B) 45 (C) 90 (D) 115
Last Answer : (B) 45
Description : The human audible frequency range is
Last Answer : 20Hz to 20,000 Hz.
Description : What is the normal audible range of the human ear?
Last Answer : 20 Hz to 20 kHz.
Description : A transport company is running five buses between two towns, which are 50 kms apart. Seating capacity of each bus is 50 passengers. Actually passengers carried by each bus were 75% of seating capacity. All buses ran on all days of ... (a) 2,81,250 (b) 1,87,500 (c) 5,62,500 (d) None of the above
Last Answer : (c) 5,62,500
Description : The daily water allowance for normal infant is about (A) 100–200 ml (B) 250–300 ml (C) 330–1000 ml (D) 1000–2000 ml
Last Answer : Answer : C
Description : A square-based tank of capacity 250 cu m has to bedug out. The cost of land is Rs 50 per sq m. The cost of digging increases with the depth and for th
Last Answer : A square-based tank of capacity 250 cu m has to bedug out. The cost of land is Rs 50 per ... the dimensions of the tank for the least total cost.
Description : Current gain of a transistor which has collector current of 10 mA and a base current of 40 micro Ampere is: (a) 25 (b) 250 (c) 2500 (d) 25000
Last Answer : b) 250
Description : Nominal cover for M30 grade concrete in moderate exposure is (as per IS:456-2000) [ A ] 20 mm [ B ] 30 mm [ C ] 45 mm [ D ] 50 mm
Last Answer : [ B ] 30 mm
Description : A rectangular tank 10 m x 5 m in plan and 3 m deep is divided by a partition wall parallel to the shorter wall of the tank. One of the compartments contains water to a depth of 3 m, and the other a lighter ... pressure thrust on the partition wall is (a) 1000 kg (b) 1500 kg (c) 2000 kg (d) 2500 kg
Last Answer : Correct Answer is 15000 kg
Description : Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. (A) 35 (B) 75 (C) 95 (D) 105
Last Answer : (B) 75
Description : The 10 mm markings on a levelling staff placed at 20 m are separated by (A) 1/1000 radian (B) 1/1500 radian (C) 1/2000 radian (D) 1/2500 radian
Last Answer : (C) 1/2000 radian
Description : Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. (A) 120 (B) 140 (C) 170 (D) 200
Last Answer : (C) 170
Description : High relative humidity decreases the evaporative process and as the temperature is increased, the relative humidity decreases. The comfort range for human body is the ambient temperature of 22 to 27°C with relative humidity ranging from __________ ... to 10 (B) 15 to 25 (C) 45 to 50 (D) 75 to 80
Last Answer : (C) 45 to 50
Description : What bandwidth is needed to support a capacity of 128 kbps when the signal power to noise power ratio in decibels is 100? A. 19224 Hz B. 3853 Hz C. 19244 Hz D. 3583 Hz
Last Answer : B. 3853 Hz
Description : Assume postal rates for 'light letters' are: $0.25 up to 10 grams; $0.35 up to 50 grams; $0.45 up to 75 grams; $0.55 up to 100 grams. Which test inputs (in grams) would be selected using boundary value analysis? A. 0, 9,19, ... C. 0, 1,10,11, 50, 51, 75, 76,100,101 D. 25, 26, 35, 36, 45, 46, 55, 56
Last Answer : C. 0, 1,10,11, 50, 51, 75, 76,100,101
Description : Listed below are four respiratory capacities (i-iv) and four jumbled respiratory volumes of a normal human adult. Respiratory Respiratory capacities volumes (i) Residual volume 2500 mL (ii) Vital capacity 3500 mL (iii)Inspiratory ... c) (iv) 3500 mL, (i) 1200 mL (d) (i) 4500 mL, (ii) 3500 mL
Last Answer : (c) (iv) 3500 mL, (i) 1200 mL
Description : Brinell Hardness Number (BHN) for talc is approximately in the range of (A) 1-5 (B) 20-30 (C) 100 -150 (D) 200 - 250
Last Answer : (B) 20-30
Description : The pressure (kg/cm2 ) and temperature (°C) maintained in electrical desalters for crude oil are respectively (A) 10 and 120 (B) 1 and 200 (C) 50 and 250 (D) 10 and 300
Last Answer : (B) 1 and 200
Description : As part of National Climate Change Policy, Indian government is planning to raise the installed capacity of renewable energy by the year 2030 to (A) 175 GW (B) 200 GW (C) 250 GW (D) 350 GW
Last Answer : Answer: D
Description : What is the end impedance of a half-wave dipole? A. 73 Ω B. 72 Ω C. 250 Ω D. 2500 Ω
Last Answer : D. 2500 Ω
Description : The Virgin Islands were bought for US $: (a) 25 (b) 250 (c) 2500 (d) 25000 (e) None of these
Last Answer : e) None of these
Description : A machine having an efficiency of 50% does 500 joules of work. Which of the following is the work input? Is it: w) 500 joules x) 250 joules y) 1000 joules z) 2500 joules
Last Answer : ANSWER: Y -- 1000 JOULES
Description : What is audible range ?
Last Answer : The vibrational range within which we hear the sound we hear is called the amplitude range. Human hearing range is between 20 Hz - 20000 Hz . This means that people can hear sounds generated within this range, sounds less than 20 Hz or more than 20000 Hz .
Description : When mechanical waves have a frequency below the audible range, these are called (a) Sonics (b) Infrasonics (c) Ultrasonics (d) Supersonics
Last Answer : Ans:(b)
Description : Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. (A) 80-170 (B) 200-300 (C) 250-270
Last Answer : (A) 80-170
Description : Traditionally, waste heat of low temperature range ________ has not been used for electricitygeneration despite efforts by ORC companies, mainly because the Carnot efficiency is rather low. a) 0-250 °C b) 0-150 °C c) 0-200 °C d) 0-120 °C
Last Answer : 0-120 °C
Description : Human beings use ---- liters of pure oxygen per day. A. 550 (Answer) B. 2500 C. 1,050 D. 10,000
Last Answer : A. 550 (Answer)
Description : The internal dimensions of a ware house are 15 m × 5.6 m, and the maximum height of piles is 2.70 m, the maximum number of bags to be stored in two piles, are (A) 1500 bags (B) 2000 bags (C) 2500 bags (D) 3000 bags
Last Answer : Answer: Option D
Description : A sum of money is to be distributed among A, B, C, D in the proportion of 5:2:4:3. If C gets Rs. 1000 more than D, what is B's share? A) Rs. 500 B) Rs. 1500 C) Rs. 2000 D) Rs.2500 E) NONE
Last Answer : Answer: C Let the shares of A, B, C, D be Rs. 5x, Rs. 2x, Rs. 4x and Rs. 3x respectively. Then, 4x−3x=1000 ⇒x=1000. B's share =Rs.2x=Rs.(2×1000)= Rs. 2000