Electric charge can be transferred from a charged object to another through:
vacuum
air
insulator
conductor
Earthquakes can cause:
flood
land slide
tsunami
all of the above
Conduction can be used to give
Same charge to a body
Opposite charge to a body
Either same or opposite charge to a body
Any of the above
Which of the following plays an important role in the early-warning systems for cyclones?
helicopters
submarines
satellites
stars
The weak zones around the boundaries of plates underneath earth, which are prone to slide and cause earthquake are commonly known as:
fault zone
eruption zone
explosion zone
sliding zone
Magnitude of Earthquake is measured on
Richter scale
Electroscope
Seismograph
Coulomb
The epicentre of an earthquake is:
deep under the crust of earth
in the mantle of earth
on the surface of earth
in the core of earth
When a glass rod is rubbed with silk cloth, it acquires ................ charge because ........... are removed from it.
Which information completes the given statement?
Positive, electrons
Positive, protons
Negative, electrons
Negative, protons
During the formation of rain, when water vapour changes back to liquid in the form of rain drops:
heat is absorbed
heat is released
heat is first absorbed and then released
there is no exchange of heat
When two bodies are rubbed against each other:
they acquire equal and similar charges
they acquire equal and opposite charges
they acquire different charges but in different amounts depending upon their masses
they do not acquire any charge