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Saturday, January 7, 2017

Technology - GK

1.What frequency range is the High Frequency band?
100 kHz 1 GHz 30 to 300 MHz 3 to 30 MHz

2.The first step to getting output from a laser is to excite an active medium. What is this process called?
Pumping Exciting Priming Raising

3.Which motor is NOT suitable for use as a DC machine?
Permanent magnet motor Series motor Squirrel cage motor Synchronous motor

4.After the first photons of light are produced, which process is responsible for amplification of the light?
Blackbody radiation Stimulated emission Planck's radiation Einstein oscillation

5.Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?
Power Poles Power Skirting Flush Floor Ducting Extension Cords

Saturday, December 31, 2016

Indian Geography

1.The Yarlung Zangbo river, in India, is known as
Ganga Indus Brahmaputra Mahanadi

2.The Salal Project is on the river
Chenab Jhelum Ravi Sutlej

3.The only zone in the country that produces gold is also rich in iron is
North-eastern zone North-western zone Southern zone None of the above

4.The percentage of earth surface covered by India is
2.4 3.4 4.4 5.4

5.The India's highest annual rainfall is reported at
Namchi, Sikkim Churu, Rajasthan Mawsynram, Meghalaya Chamba, Himachal Pradesh

Friday, December 30, 2016

Chemistry

1.The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock's called
granite basalt igneous rocks sedimentary rocks

2.The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is
Dalton's law Gay Lussac's law Henry's law Raoult's law

3. The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is
helium ozone oxygen methane

4.The most commonly used bleaching agent is
alcohol carbon dioxide chlorine sodium chlorine

5.The heat required to raise the temperature of body by 1 K is called
specific heat thermal capacity water equivalent None of the above

Saturday, December 24, 2016

World Geography

1.The intersecting lines drawn on maps and globes are
latitudes longitudes geographic grids None of the above

2.The light of distant stars is affected by

the earth's atmosphere interstellar dust both (a) and (b) None of the above

3.The landmass of which of the following continents is the least?
Africa Asia Australia Europe

4.Without ____ the equator would be much hotter than it is while the poles would be much cooler.

latitudinal redistribution of heat cycle of air circulation global wind pattern All are similar terms

5.The habitats valuable for commercially harvested species are called
coral reefs sea grass bed hot spots None of the above

Friday, December 23, 2016

Technology

1.What is part of a database that holds only one type of information?
Report Field Record File

2.'OS' computer abbreviation usually means ?
Order of Significance Open Software Operating System Optical Sensor

3.'.MOV' extension refers usually to what kind of file?
Image file Animation/movie file Audio file MS Office document

4.The purpose of choke in tube light is ?
To decrease the current To increase the current To decrease the voltage momentarily To increase the voltage momentarily

5.Who developed Yahoo?
Dennis Ritchie & Ken Thompson David Filo & Jerry Yang Vint Cerf & Robert Kahn Steve Case & Jeff Bezos