Description : In the echo method of estimating distnces, a radar signa was sent towards the Mars. If the echo was received after 8 minute 20 second, how far wat the
Last Answer : In the echo method of estimating distnces, a radar signa was sent towards the Mars. If the echo was ... wat the Mars from the earth at that instant?
Description : Phobo is a satellite of Mars. The period of its revolution around Mars is 0.319 days and its mean distance from Mars is `9.519xx10^(6)m`. Assuming tha
Last Answer : Phobo is a satellite of Mars. The period of its revolution around Mars is 0.319 days and its mean distance from ... G=6.668xx10^(-11)Nm^(-2)kg^(-2)`
Description : The flow energy of 150 L of a fluid passing a boundary to a system is 110 kJ. Determine the pressure at this point a. 733.33 kPa b. 833.33 kPa c. 933.33 kPa d. 633.33 kPa
Last Answer : 733.33 kPa
Description : The sensor that sends out sound pulses called pings, then receives the returning sound echo is called A : Active Sonar B : Passive Sonar C : Radar D : Laser Rangefinder
Last Answer : A : Active Sonar
Description : The sensor that sends out sound pulses called pings, then receives thereturning sound echo is called A : Active Sonar B : Passive Sonar C : Radar D : Laser Rangefinder
Description : What is the revolution period of venus?
Last Answer : Venus is the second planet from the Sun, orbiting it every 224.7Earth days.
Description : You are given the following address: 153.50.6.27/25. Determine the subnet mask, address class, subnet address, and broadcast address. * 255.255.255.128, B,153.50.6.0, 153.50.6.127 * 255.255.255.128, C,153.50.6.0, 153 ... .128, C,153.50.6.127, 153.50.6.0 * 255.255.255.224, C,153.50.6.0, 153.50.6.127
Last Answer : Correct answer: A 255.255.255.224,
Description : Which of the following sensor uses a laser beam to determine the distance to an object? A : Sonar B : Radar C : Infrared D : Laser Rangefinder
Last Answer : D : Laser Rangefinder
Description : 3599 ÷ 224.95 × 23.04 = ? + 16.98 × 11.03 a) 130 b) 210 c) 180 d) 115 e) 155
Last Answer : 3600 ÷ 225 × 23 = ? +17 × 11 =>16 × 23 = ? + 187 => ? = 368 – 187 =181 ≈ 180 Answer: c)
Description : What is the distance of Venus from the Sun ?
Last Answer : The distance of Venus from the Sun is 10.6 crore km.
Description : What is Venus' distance from sun in cm?
Last Answer : Distance between Venus and Sun is : 108.2 million km108200000 km in cm is: 1.082 e+13
Description : The total luminosity of the sun is `3.9xx10^(26)W`. The mean distance of the sun from the earth is `1.496xx10^(11)m`. Calculate the value of solar con
Last Answer : The total luminosity of the sun is `3.9xx10^(26)W`. The mean distance of the sun from the ... 496xx10^(11)m`. Calculate the value of solar constant.
Description : The angular diameter of the sun is 1920". If the distance of the sun from the earth is `1.5xx10^(11)`m, what is the linear diameter of the sun ?
Last Answer : The angular diameter of the sun is 1920". If the distance of the sun from the earth is `1.5xx10^(11)`m, what is the linear diameter of the sun ?
Description : What is worth of Wm rogers cup 633?
Last Answer : Need answer
Description : The volume of standard air is _____ m3/kg of dry air. a. 0.533 b. 0.633 c. 0.733 d. 0.833 e. 0.933
Last Answer : Answer: D
Description : 9654 ÷ 21 +7638 ÷ 44 = ? a) 633 b) 600 c) 643 d) 621 e) 598
Last Answer : 9654 ÷ 21 + 7338 ÷ 44 = ? = 459.714 + 173.59 = 633.304 = 633 (approx) Answer: a)
Description : If she spends 3000 Rs in air travelling then what is amount she saves from the hotel accommodation? (a) 633.37 (b) 666.67 (c) 650 (d) 625
Last Answer : (b) 666.67
Description : What is the wavelength of red light emitted by a helium-neon laser? w) 122 nanometers x) 633 nanometers y) 2.43 picometers z) 1.37 micrometers
Last Answer : ANSWER: X -- 633 NANOMETERS (actually 632.8 nm)
Description : What is the minimum distance between the reflector and the source to hear the echo? ?
Last Answer : The minimum distance between the reflector and the source to hear the echo is 18.6 meters.
Description : To hear a clear echo, the distance between the listener and the reflector should be
Last Answer : 17 METER
Description : What is the minimum distance (in metres) required to hear an echo? (1) 10 (2) 13 (3) 17 (4) 21
Last Answer : (3) 17 Explanation: The human ear cannot distinguish echo from the original direct sound if the delay is less than 1/15 of a second. The velocity of sound in dry air is approximately 343 m/s at a temperature of 25⁰C.
Description : The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ----? A. 1120 ft B. 120 ft C. 56 ft (Answer) D. 100 ft E. None of these
Last Answer : C. 56 ft (Answer)
Description : The minimum distance required for an echo to occur is _______. a)30m b)17.2m c)100m d)20m
Last Answer : b)17.2m
Description : A uniform slope was measured by the method of stepping. If the difference in level between two points is 1.8 m and the slope distance between them is 15 m, the error is approximately equal to (A) Cumulative, + 0.11 m (B) Compensating, ± 0.11 m (C) Cumulative, - 0.11 m (D) None of these
Last Answer : (A) Cumulative, + 0.11 m
Description : An early satellite owned by US Department of Defense that lasted only for 17 days A. Courier B. Echo C. Score D. Westar 1
Last Answer : A. Courier
Description : Kepler's 3rd law states that... A. the periods of revolution of the planets are proportional to the cube of their mean distances from sun B. the periods of revolution of the planets ... periods of revolution of the planets are inversely proportional to the cube of their mean distance from sun
Last Answer : the squares of the periods of revolution of the planets are proportional to the cube of their mean distance from sun
Description : What is the period of one revolution of sun around the centre of galaxy called?
Last Answer : Cosmic year
Description : What is the period of one revolution of sun around the centre of galaxy called
Description : The planet that takes 88 days to make one revolution of the sun is - (1) Mercury (2) Saturn (3) Jupiter (4) Mars
Last Answer : (1) Mercury Explanation: In the solar system, the orbit of Mercury is the most eccentric (that is, the least perfectly circular) of the eight planets. It orbits the Sun once in about 88 Earth days, completing three rotations about its axis for every two orbits.
Description : The planet that takes 88 days to make one revolution of the sun is : (1) Mercury (2) Saturn (3) Jupiter (4) Mars
Last Answer : Mercury
Description : Sirius `A` and Sirius `B` are two components of Sirius binary. The distance between the two components is `20.3AU` and the period of revolution about
Last Answer : Sirius `A` and Sirius `B` are two components of Sirius binary. The distance between the two components ... 2.356, find the mass of the two components.
Description : The period of revolution of a geostationary satellite is (a) 24 hours (b) 30 days (c) 365 days (d) changing continuously
Last Answer : Ans:(a)
Description : The period of revolution of a geostationary satellite is – (1) 365 days (2) 30 days (3) 24 hours (4) changing continuously
Last Answer : (3) 24 hours Explanation: A geosynchronous satellite is a satellite in geosynchronous orbit, with an orbital period the same as the Earth's rotation period. Such a satellite returns to the ... , which has a geostationary orbit - a circular geosynchronous orbit directly above the Earth's equator.
Description : The period of revolution of a geostationary satellite is (1) 24 hours (2) 30 days (3) 365 days (4) changing continuously
Last Answer : 24 hours
Description : The period of revolution of a geostationary satellite is (1) 365 days (2) 30 days (3) 24 hours (4) changing continuously
Description : Which amidst the following planets has its orbit closest to Sun? (1) Venus (2) Mars (3) Jupiter (4) Uranus
Last Answer : (1) Venus Explanation: Venus is the brightest planet in our sky and can sometimes be seen with the naked eye if we know where to look. It is the solar system's brightest planet - yellow clouds ... acid reflect the sun's light brightly and has its orbit closest to sun but only next to mercury.
Description : Which amidst the following planets has its orbit closest to Sun ? (1) Venus (2) Mars (3) Jupiter (4) Uranus
Last Answer : Venus
Description : What is 224 over 100 in simplest form?
Last Answer : What is the answer ?
Description : What determines the ability of radar to determine the bearing to a target? A. Speed of light B. Speed of target C. Antenna directivity D. Frequency of signal
Last Answer : C. Antenna directivity
Description : Would the planet Venus have already slammed into Earth if it was 10,000,000 miles farther from the sun?
Last Answer : No, it would still be about 20 million miles away. But the gravitational effect of Venus would be more significant, although still not as great as that of the moon.
Description : How many times does the sun rise in the sky of Venus ?
Last Answer : Sun rises twice a year in the sky of Venus.
Description : How many times farther from sun is Uranus than Venus?
Last Answer : 2792 km
Description : The planet closest to the sun is (a) Mercury (b) Venus (c) Earth (d) Mars
Description : The planet/planets on which the Sun rises in the west is/are 1. Venus 2. Uranus 3. Mars 4. None Which of the above is/are correct? (a) 4 only (b) 1 and 3 (c) 2 and 3 (d) 1 and 2
Last Answer : Ans:(d)
Description : The tides in the sea are primarily due to – (1) the atmospheric effect of the Earth (2) the gravitational effect of Venus on the Earth (3) the gravitational effect of the Sun on the Earth (4) the gravitational effect of the Moon on the Earth
Last Answer : Explanation: A tide is the periodic rising and falling of Earth's ocean surface caused mainly by the gravitational pull of the Moon acting on the oceans. The height of tides varies somewhat with the phases ... higher because the Sun's tidal force adds to the Moon's. This is called "spring tide".
Description : The planet nearest to the Sun is – (1) Earth (2) Mercury (3) Mars (4) Venus
Last Answer : (2) Mercury Explanation: Mercury is the innermost planet (nearest to the Sun) in the Solar System. It is also the smallest, and its orbit is the most eccentric (that is, the least perfectly ... the Sun once in about 88 Earth days, completing three rotations about its axis for every two orbits.
Description : Which one is Natural Satellite? A. Sun B. Moon (Answer) C. Venus D. Mercury
Last Answer : B. Moon (Answer)
Description : Which on of the following planets orbits around the sun in a clockwise direction? A. Earth B. Mercury C. Jupiter D. Venus (Answer)
Last Answer : D. Venus (Answer)
Description : Comets revolve around the (1) Earth (2) Venus (3) Sun (4) Jupiter
Last Answer : Sun