Description : Why don't they change the size of a meter so that the speed of light is exactly 300,000 km/sec?
Last Answer : I could ask the same about why don’t they change a foot to ten inches and a yard to ten feet, so all I have to do is move a decimal to figure out measurements. I’d like them to make ten ounces in a cup and a pound while they are at it. It is what it is.
Description : The speed of sound in air at sea level is approximately------? A. 300 meter per second B. 320 meter per second C. 340 meters per second (Answer) D. 370 meter per second
Last Answer : C. 340 meters per second (Answer)
Description : Which of the listed ranges represents specific gravity corrected for temperature for the electrolyte of a fully charged portable lead-acid battery? A. 1.100 to 1.150 B. 1.180 to 1.200 C. 1.280 to 1.300 D. 1.750 to 2.000
Last Answer : Answer: C
Description : The following heat engine produces power of 100,000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is ... is (A) 100,000 kW (B) 160,000 kW (C) 200,000 kW (D) 320,000 kW
Last Answer : (D) 320,000 kW
Description : Modern lithium ion batteries provide average range of • 120-280 kilometres • 320-480 kilometres • 520-680 kilometres • 720-980 kilometres
Last Answer : • 320-480 kilometres
Description : How many bones are there in a newly born infant? A. 206 B. 230 C. 280 D. 300 (Answer)
Last Answer : D. 300 (Answer)
Description : A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the tour is: a) 35.55 km/hr b) 36 km/hr c) 71.11 km/hr d) 71 km/hr e) 69.69km/hr
Last Answer : Total time taken = (160/64) + (160/80) = 9/2 hrs. Avg Speed – 320 × (2/9) km/hr = 71.11km/hr Answer: c)
Description : 2 pistol were shoot from the same place at an interval of 15 mins and 15 secs but a boy in the train approaching the place hears the second shot 15 mins after the first. The speed of the train(in km/hr),supposing that speed travels at 320 metres per second is. a) 15.166 b) 17.144 c) 18.563 d) 19.188
Last Answer : D Let the speed of the train be x m/sec Then distance travelled by the train in 15mins = distance travelled by sound in 15secs X*15*60 = 320*15 900x = 4800 X=4800/900 X=5.33 Speed of the train 5.33 m/s Convert m/s into km/hr 5.33m =(5.33*18/5) =(95.94/5) =19.188 km/hr
Description : The speed of light is a. 186,000 mi/h b. 300 mi/h c. 300,000 m/s d. 300,000,000 m/s
Last Answer : d. 300,000,000 m/s
Description : The speed of light is ∙ a. 186,000 mi/h ∙ b. 300 mi/h ∙ c. 300,000 m/s ∙ d. 300,000,000 m/s
Last Answer : ∙ b. 300 mi/h
Description : Electromagnetic wave travel at __________ in free space. A. 300,000 km/sec B. 100,000 km/ sec C. 400,000 km/sec D. 200km/sec
Last Answer : A. 300,000 km/sec
Description : Among the greatest achievements of Chandragupta the building of trunk road from Taxila to Pataliputra was very important. The distance of that road is: A. 1,280 km B. 1,281 km C. 1,282 km D. 1,283 km
Last Answer : ANSWER: A
Description : Osmotic pressure of plasma is (A) 80–100 milliosmole/litre (B) 180–200 milliosmole/litre (C) 280–300 milliosmole/litre (D) 380–400 milliosmole/litre
Last Answer : Answer : C
Description : How many bones are there in a newly born infant? (1) 206 (2) 230 (3) 280 (4) 300
Last Answer : (4) 300 Explanation: At birth, there are over 270 bones in an infant body. But many of these fuse together as the child grows, leaving a total of 206 separate bones in a typical adult.
Description : Abel apparatus is used for those oils, whose flash points are _______°F. (A) < 120 (B) > 120 (C) > 280 (D) 300-600
Last Answer : (A) < 120
Description : Nithish bought two purses which together cost him Rs.440. He sold one of the purse at a loss of 20% and the other one at a gain of 40%. The selling price of both purse are same. Then find out the cost price of both ... Rs.140 and Rs.300 c) Rs.170 and Rs.270 d) Rs.160 and Rs.280 e) None of the Above
Last Answer : 80/100 * x = 140/100 * y x = 7/4y x + y = 440 7/4 y + y = 440 y = 160 ; x = 280 Answer: d)
Description : How many bones are there in a newly born infant? A.206 B.230 C.280 D.300
Last Answer : D.300
Description : How many bones are there in a newly born infant ? (1) 206 (2) 230 (3) 280 (4) 300
Last Answer : 280
Description : A 60 Hz, 320 km lossless line has Bending end voltage 1.0 p.u, The receiving end voltage on no load is?
Last Answer : A 60 Hz, 320 km lossless line has Bending end voltage 1.0 p.u, The receiving end voltage on no load is 1.088 p.u.
Description : The size of small stable RNA ranges from (A) 0–40 nucleotides (B) 40–80 nucleotides (C) 90–300 nucleotides (D) More than 320 nucleotides
Description : What is the approximate bandwidth of an FM system with 10 kHz of modulating frequency and a 150 kHz of frequency deviation? A. 300 kHz B. 320 kHz C. 150 kHz D. 200 kHz
Last Answer : B. 320 kHz
Description : A solid aluminium ball, when quenched in a water bath maintained at 40°C, cools down from 550°C to 450°C in 20 seconds. The expected temperature of the ball after next 20 seconds may be about __________ °C. (A) 370 (B) 340 (C) 320 (D) 300
Last Answer : (A) 370
Description : What is the moment of inertia acting on a rectangle of width 15 mm and depth 40 mm about base by using theorem of parallel axes? a. 320 x 103 mm4 b. 300 x 103 mm4 c. 240 x 103 mm4 d. 80 x 103 mm
Last Answer : a. 320 x 103 mm4
Description : The total agricultural land in a village is 1200 hectares. This is distributed among 320 families who form four groups in the following pattern. It is assumed that the land is distributed equally within each group. Identify the group of small ... B 180 300 C 30 300 D 10 300 (1) A (2) B (3) C (4) D
Last Answer : B 180 300
Description : The monthly incomes of A and B are in the ratio 4:5, their expenses are in the ratio 5 : 6. If 'A' saves Rs.25 per month and 'B' saves Rs.50 per month, what are their respective incomes? A) Rs.400 and Rs.500 B) Rs.240 and Rs.300 C) Rs.320 and Rs.400 D) Rs.440 and Rs.550 E) NONE
Last Answer : Answer: A Let AA's income be = 4x AA's expenses, therefore = 4x–25 Let BB's income be = 5x BB's expenses, therefore = 5x–50 We know that the ratio of their expenses = 5:6 ⇒24x−150=25x−250 ⇒ Therefore, x=100 A's income =4x=400 and B's income =5x=500
Description : A client-server system uses a satellite network, with the satellite at a height of 40,000 kms. What is the best-case delay in response to a request? (Note that the speed of light in air is 3,00,000 km/second). (A) 133.33 m sec (B) 266.67 m sec (C) 400.00 m sec (D) 533.33 m sec
Last Answer : (D) 533.33 m sec Explanation: The request has to go up and down, and the response has to go up and down. The total path length traversed is thus 160.000 km. The speed of light in air and vacuum is 300,000 km/sec, so the propagation delay alone is 160,000/300,000 sec or about 533 msec.
Description : Determine the maximum length of the cable (in km) for transmitting data at a rate of 500 Mbps in an Ethernet LAN with frames of size 10,000 bits. Assume the signal speed in the cable to be 2,00,000 km/s. b. 2 c. 2.5 d. 5
Last Answer : b. 2
Description : Find the number of significant figures in the following numbers, i. 25.42 ii. 0.004567 iii. 35.320 iv. 91.000
Last Answer : Find the number of significant figures in the following numbers, i. 25.42 ii. 0.004567 iii. 35.320 iv. 91.000
Description : Ingrid's Fashions sold merchandise for $38,000 cash during the month of July. Returns that month totaled $800. If the company's gross profit rate is 40%, Ingrid's will report monthly net sales revenue and cost of goods ... b. $37,200 and $14,880. c. $37,200 and $22,320. d. $38,000 and $22,320.
Last Answer : c. $37,200 and $22,320.
Description : A belt conveyor used for the transportation of materials can (A) Run upto 1 km (B) Travel at a speed upto 300 metres/minute (C) Handle materials upto 5000 tons/hr (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : The speed of sound through air is ______ . a)330m/sec b)300 m/sec c)300 km/sec d)290 m/sec
Last Answer : a)330m/sec
Description : Two mail trains Pand Q of 300 m and 600m, run at speed of 130 km/hr and 160 km/hr respectively, in the direction opposite direction to each other. Find the time required to cross each other after the moment they met? A) 11.17 sec B) 12sec C) 9.10sec D) 21sec
Last Answer : ANSWER:A Explanation: Length of train P = 300 m Length of train Q = 600 m Speed of train p = 130 kmph Convert km/hr into m/s, Speed of train p =(130 *5/18)m/s = 650/18 m/s = 36.11 m/ ... train B) = (300+600)m = 900 m We know, time =distance /speed = 900/ 80.55 = 11.17seconds
Description : A girl is walking at a speed of 15 km/hr along a railway track. If she is 600 m ahead of the train which is 300 m long and runs at a speed of 180 km/hr in same direction, then what is the time required to pass a girl? A) 19.63sec B) 32sec C) 8.2sec D) 28.3sec
Last Answer : ANSWER:A Explanation: Speed of a girl = 15 km/hr speed of train = 180 km/hr By using the condition, The speed values of train and the moving object are subtracted if they are moving in same ... /45.83 = 19.63 Hence the time taken by the train to cross the girl is 19.63seconds
Description : Consider a source computer(S) transmitting a file of size 106 bits to a destination computer (D)over a network of two routers (R1 and R2) and three links(L1, L2, and L3). L1connects S to R1; L2 connects R1 to ... file from S to D? a. 1005 ms b. 1010 ms c. 3000 ms d. 3003 ms Answer: Option(a)
Last Answer : a. 1005 ms
Description : ECE Board Exam March 1996 What is the transmission rate of a system for transmitting the output of a microcomputer to a line printer operating at a speed of 30 lines/minute? Assume that the line printer has 8 bits ... and prints out 80 characters/line. A. 800 bps B. 400 bps C. 320 bps D. 640 bps
Last Answer : C. 320 bps
Description : In a perfect vacuum, light waves travel at 300,000 kilometers every second. When light waves travel through materials, such as air, they?
Last Answer : slow down.
Description : D-link dir-280 status light not on... why?
Last Answer : answer:Is anything lighting up on the router? I not, yes dead Or maybe the transformer/wall-wart.
Description : Which component of the protein absorb UV light at 280 nm?
Last Answer : Indole ring of tryptophan.
Description : A bullet is fired vertically upwards with a velocity of 2200 ft/s. Bullet ascends to a height of a.56,900 ft b.107 dynes c.75,000 ft d.48.300 ft e.65,800 ft
Last Answer : c. 75,000 ft
Description : The electric field intensity of a field with velocity 10m/s and flux density of 2.8 units is a) 0.28 b) 28 c) 280 d) 10/2.8
Last Answer : b) 28
Description : CP/CMS assembly language was written in ___assembler. a. $/340 b. S-350 c. $/320 d. 5/860
Last Answer : d. 5/860
Description : The escape velocity from the earth’s surface is about 1. 30 km/sec 2. 6 km/sec 3. 11.2 km/sec 4. 300 km/sec 15. The radiant energy of the sun is due to (a) Nuclear fission (b) Nuclear fusion (c) Sinking of the sun (d) Violent explosions
Last Answer : Ans:(c)
Description : An aeroplane A, is travelling in a straight line with a velocity of 300 km/hr with respect to Earth. Another aeroplane B, is travelling
Last Answer : An aeroplane A, is travelling in a straight line with a velocity of 300 km/hr with respect to ... relative velocity of 100 km/hr with respect to A?
Description : Calculate the acceleration due to gravity at a height of 300 km from the surface of the Earth. (M = 5.98 × 10^24 kg, R = 6400 km).
Last Answer : Calculate the acceleration due to gravity at a height of 300 km from the surface of the Earth. (M = 5.98 × 1024 kg, R = 6400 km).
Description : Pluto has mean diameter of 2,300 km and very eccentric orbit (oval shaped) around the Sun, with a perihelion (nearest) distance of 4.4 × 10^9 km
Last Answer : Pluto has mean diameter of 2,300 km and very eccentric orbit (oval shaped) around the Sun, ... Assume that distance from the Sun can be neglected.
Description : Earth's atmosphere is an envelope of gases extending to a height of – (1) 100 km (2) 150 km (3) 200 km (4) 300 km
Last Answer : (3) 200 km Explanation: The atmosphere of the. Earth is an envelope of gases extending to a height of 200km.
Description : What is the propagation delay when a signal is transmitter by an earth station to a geosynchronous satellite about 38,500 km above earth’s equator and then received by the same earth station? A. 256 msec B. 128 msec C. 300 msec D. 400 msec
Last Answer : A. 256 msec
Description : During the night when the F2 layer combines with F1 layer it falls to what approximate height? A. 250 km B. 350 km C. 300 km D. 400 km
Last Answer : C. 300 km
Description : What is the effective earth’s radius when N=300? A. 8500 km B. 6370 km C. 7270 km D. 7950 km
Last Answer : A. 8500 km
Description : The combined mass of car and passengers travelling at 72 km/hr is 1500 kg. Find the kinetic energy of this combined mass. (Formula: K =mv2 / 2k ) a. 300 kJ b. 200 kJ c. 500 kJ d. None of the above
Last Answer : 300 kJ