Classic Mathematics Paper 10 Objective &Subjective
Unitwise Classic Mathematics Paper 10Unit No. 3Hf, 11 Time Allowed:- 1h
| Name | Obtained Marks | ||
| Roll No. | Total Marks | 30 |
Q.No.1 Select the correct answer of the following. (6)
| Sr.No | Question | A | B | C | D |
| (i) | The third proportional of x2 and y2 is | y2/ x4 | Y2/ x2 | y2 x2 | Y4/ x2 |
| (ii) | In proportion a:b:: c:d ‘b’ and ‘c’ are called | Fourth proportional | Means | Mean proportional | extremes |
| (iii) | The G µ m1m2/d2 is the example of --- | Direct variation | Inverse variation | Joint variation | All of these |
| (iv) | The semi circumference and the diameter of a circle subtend a central angle of : | 90o | 180o | 270o | 360o |
| (v) | The length of chord and radial segment of a circle are congruent, the central angle made by chord will be |
60o |
90o |
75o |
45o |
| (vi) | In a circle any pair of diameters are ^ to each other than the lines joining its ends, form a | Rectangle | Rhombus | Square | Trapezium |
Q.No.2 Give short Classic Mathematics Paper 10 answers to the following. (12)
(i) What is the K method? (ii) Define an arc of a circle. (iii) If w µ 1/v2 and w = 2 when v = 3 , then find w.
(iv) Find a third proportional to 28 and 4. (v) if y µ x2/z and y = 28 when x = 7 , z = 2, then find y.
(vi) Define joint variation.
Q.No.3 (a) If a/b = c/d =e/f then show that a3 + b3 + c3 / b3 + d3 + f3 = ace / bdf (4)
(b) The supporting load c of a pillar varies as the fourth power of its diameter d and inversely as the square of its length L. A pillar of diameter 6 inches and of height 30 feet will support a load of 63 tons. How high a 4-inch pillar must be to support a load of 28 tons? (4)
(c) Two equal circles intersect in A and B. Through B, a straight line is drawn to meet the circumference at P and Q respectively. Prove that m AP = m AQ (4)