Q. The frequency (in Hz) of a note that is one octave higher than 500 Hz is -
1) 375
2) 750
3) 1000
4) 2000
Q. If the speed of a moving magnet inside a coil increases, the electric current in the coil -
1) increases
2) decreases
3) reverses
4) remains the same
Q. Which one of the following statements is not correct?
1) Elements are defined by the number of protons they possess.
2) Isobars are atoms having the same atomic number but different mass number.
3) The mass number of an atom is equal to the number of nucleons in its nucleus.
4) Valency is the combining capacity of an atom.
Q. If an object is at rest, then the time (X-axix) versus distance (Y-axis) graph -
1) is vertical
2) is horizontal
3) has 450 positive slope
4) has 450 negative slope
Q. Rate of evaporation increases with -
1) an increase of surface area
2) an increase in humidity
3) a decrease in wind speed
4) a decrease of temperature
Q. Gini Coefficient or Gini Ratio can be associated with which one of the following measurements in an economy?
1) Rate of inflation
2) Poverty index
3) Income inequality
4) Personal income
Q. Which one of the following is not a dimension of the Human Development Index?
1) A long and healthy life
2) Knowledge
3) Access to banking and other financial provisions
4) A decent standard of living
Q. Which one of the following factors is not considered in determining the Minimum Support Price (MSP) in Indian?
1) Cost of production
2) Price trends in international and domestic markets
3) Cost of living index
4) Inter-crop price parity
Q. Which one of the following is an example of a price floor ?
1) Minimum Support Price (MSP) for Jowar in India
2) Subsidy given to farmers to buy fertilisers
3) Price paid by people to buy goods from ration shops
4) Maximum Retail Price (MRP) printed on the covers/ packets of goods sold in India
Q. The value of the slope of a normal demand curve is -
1) positive
2) negative
3) zero
4) infinity
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