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Physics
What must be the minimum value of the refractive index of an isoceles prism ABC (with AB = BC) so that a ray falling normally on face AC can travel as shown in Fig.
Chemistry
Complete the following reaction
Mathematics
Multiple Choice Question The lines 2x - 3y = 5 and 3x - 4y = 7 are the diameters of a circle of area 154 square units. An equation of this circle is ( = 22/7) (a) x² + y² + 2x - 2y = 62 (b) x² + y²+ 2x - 2y = 47 (c) x²+ y²- 2x + 2y = 47 (d) x² + y² - 2x + 2y = 62