JEE Advanced 2020 Full Test 5 Paper 2

This section contains 02 paragraph each describing theory, experiment, data etc. Four questions relate to the paragraph. Each question of a paragraph has Only One correct answer among the four choices (A),(B),(C) and (D).

Paragraph for Question Nos. 51 and 52

Locus of the centre of a circle touching the circle x2+y2−4y−2x=‌

7

4

internally and tangents on which from (1,2) is making an angle 60∘ with each other is director circle