☰
✕
Home
Mock Test
State PCS
Railway
SSC
HSSC
DSSSB
RO/ARO
UPSC
HSSC TGT Maths Date 30/4/2023 Morning Shift
📆 December 12, 2024
Total Questions: 100
91.
If |a| = 10, |b| = 2 and (a.b) = 12, then |axb| =
(a) 12
(b) 16
(c) 14
(d) 18
(e) Unattempted
Correct Answer:
(b) 16
92.
P (2, 3, -1) lies in :
(a) IV octant
(b) VI octant
(c) V octant
(d) None of these
(e) Unattempted
Correct Answer:
(c) V octant
93.
If A and B are symmetric matrices of the same order, then AB' - BA' is a :
(a) Skew-symmetric matrix
(b) Symmetric matrix
(c) Null matrix
(d) Identity matrix
(e) Unattempted
Correct Answer:
(a) Skew-symmetric matrix
94.
If A and B are any two events such that P(A) = 1/2, P(B) = 1/3 then P (A∩B) = 1/4, then P (A'/B) =
(a) 3/4
(b) 0
(c) 1/12
(d) 1/4
(e) Unattempted
Correct Answer:
(d) 1/4
95.
If matrix A = [aij]₄ Where .
(a) |
(b) 0
(c) A
(d) -A
(e) Unattempted
Correct Answer:
(c) A
96.
The magnitude of the vector 6ˆi+2ˆj+3ˆk is :
(a) 11
(b) 7
(c) √48
(d) √50
(e) Unattempted
Correct Answer:
(b) 7
97.
In a group of 65 people, 40 people like cricket, 10 people like both cricket and tennis. The number of people in the group who like tennis but not cricket is:
(a) 25
(b) 10
(c) 15
(d) None of these
(e) Unattempted
Correct Answer:
(a) 25
98.
∫eˣ(cosx - sinx) dx =
(a) eˣ sinx + C
(b) eˣ cosx + C
(c) 2eˣ sinx + C
(d) None of these
(e) Unattempted
Correct Answer:
(b) eˣ cosx + C
99.
Three vertices of a parallelogram ABCD are: A(3, –1, 2), B(1, 2, –4), C(–1, 1, 2) . The coordinates of the fourth vertex D are:
(a) (1, –2, 8)
(b) (1, 2, –8)
(c) (1, 0, 8)
(d) (1, 2, 8)
(e) Unattempted
Correct Answer:
(a) (1, –2, 8)
100.
If P(n) : 2n n!, n ∈ N, then P(n) is true for all n ≥ :
(a) 2
(b) 1
(c) 3
(d) 4
(e) Unattempted
Correct Answer:
(d) 4
Submit Quiz
« Previous
1
2
3
4
5
6
7
8
9
10
« Previous Post
Next Post »
Related Posts
Physical Properties of Matter
Sound
Optics part (3)
Optics part (1)
Motion Under Gravity
Nuclear physics-part (2)
