Kannur University 2006 MATHEMATICS - Question Paper

(A) 10 (B) 8
(C) nine (D) 3.
40. For which value of modulo 15 = one holds good ?
(A) Mod seven (B) Mod 5
(C) Mod three (D) Mod 6.
41. In a circle of radius five cm, the distance of a chord of length eight cm from the centre is
(A) four cm (B) 13 cm
(C) 2·5 cm (D) three cm.
42. The name of the mathematician, who proposed the basic proportionality theorem is
(A) Euclid (B) Thales
(C) Pythagoras (D) Shreedhar.
43. The corresponding sides of 2 equiangular triangles are
(A) equal (B) parallel
(C) proportional (D) unequal.
44. If in the figure, XY ?? AB, AX = nine cm, XC = seven cm and BC = 20 cm, then BY =
C
X Y
A B
(A) 11·25 cm (B) 10·25 cm
(C) 10 cm (D) 15 cm.
45. If the 2 provided triangles are similar, then the ratio ranging from their sides is
A
P
B C Q R
. S
.
S
(A)
AB
PQ =
BC
QR =
AC
PR (B)
AB
PR =
BC
QR =
AC
PQ
(C)
AB
QR =
BC
RP =
AC
PQ (D)
AB
QR =
BC
PQ =
AC
RP .
46. A vertical pole of 10 m casts a shadow of eight m at certain time of the day. The length of
the shadow cast by a tower standing next to the pole of height 110 m is
(A) 80 m (B) 88 m
(C) 100 m (D) 18 m.
81-E (NS) 10
?
47. In parallelogram ABCD, P is a point on BC. In ? DCP and ? BLP, DP : PL =
A
D
B
C
P
L
(A) DC : BL (B) DC : BP
(C) PC : BL (D) PC : PL.
48. The line segment joining any 2 points on the circumference of a circle is
(A) radius (B) circumference
(C) arc (D) chord.
49. Angle in a semicircle is
(A) acute angle (B) straight angle
(C) right angle (D) obtuse angle.
50. PA and PB are the tangents to a circle with centre O as shown in figure. If
? AOB = 140°, then the measure of ? APB is
A
P
B
O .
(A) 40° (B) 20°
(C) 90° (D) 140°.

Earning:   Approval pending.