AP SSC 10th class General Science Model paper 2015-16 English Medium Set 10
Group – A
1.Distinguish between real and virtual images.
2.What is a lens ? Write the Len’s formula and explain the terms in it.
4.Find the length of the conductor which is moving with a speed of 10 m/s in the direction perpendicular to the direction of magnetic field of induction 0.8 T, if it induces an emf of 8V between the ends of the conductor.
Group – B
5.What do you mean by corrosion ? How can you prevent it ?
6.Write the uses of bleaching powder ?
7.Write short notes on Froth floatation process.
8.How do you condemn the use of alcohol as a social practice ?
9.Convert 20°C into Kelvin scale.
10.The magnification produced by a plane mirror is +What does this mean ?
11.Which lens do you use to correct the eye defect, Hypermetropia ?
12.What is an absorption spectrum ?
13.Mention two high reactivity metals.
16.Explain Faraday’s law of induction with the help of an activity.
17.What is the reason behind the shining of diamonds and how do you appreciate ?
18.Why does the sky sometimes appear white ?
Group – B
19.Write the balanced chemical equation for the following and identify the type of reaction in each case.
a)Zinc carbonate(s) —> Zinc oxide(s) —> Carbondioxide(g)
b)Magnesium(s) + Hydrochloric acid(aq) —> Magnesium chloride(aq) + Hydrogen(g)
20.What is a periodic property ? How do the following properties change in a group and period ?
21.Predict the reasons for low melting point for covalent compounds when compared with ionic compound.
22.Suggest a test to find the hardness of water and explain the procedure.
23.Draw ray diagrams for the following positions and explain the nature and position of image.
i)Object is placed at C2.
ii)Object is placed between F2 and optic centre ‘P’.
24.Draw the diagram of magnetic separation method for concentration of an ore and label the parts.
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