CTET Solved Paper - UPTET Feburary 2014 Paper2
- Option : C
- Explanation : A field trip is a visit to a place outside the regular classroom that offers the students an opportunity to get exposed to real people and events.
132. The vertical component of Earth's magnetic field is zero at
- Option : D
- Explanation : Vertical component to Earth's magnetic field, B. B. = B sinθ.
where B = earth's magnetic field at a place Q = angle of dip
So, B. V. = 0 when θ = 0, i.e. at the magnetic equator.
133. Which is the formula of potash alum?
- Option : C
- Explanation : Potash alum is an example of double salt. Formula of Potash alum is
K2SO4.Al2(SO4)3.24H2O.
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