Your next chapter starts hereExplore admission guide
PRACTICE QUESTION BANK

ইন্ডাস্ট্রিয়াল এন্ড প্রোডাকশন ইঞ্জিনিয়ারিং

Department
25948Questions
25948MCQ
0CQ / Written
0%0 covered

Subjects / বিষয়

Non-Technical · Shared by all departments

রসায়ন

15 chapters

6500 questions6500 MCQ0 CQ
0/6500 covered0%
0%

Non-Technical · Shared by all departments

গণিত

4 chapters

2500 questions2500 MCQ0 CQ
0/2500 covered0%
0%

Non-Technical · Shared by all departments

ইংরেজি

11 chapters

2800 questions2800 MCQ0 CQ
0/2800 covered0%
0%

Technical

ME/IPE/MME

12 chapters

7200 questions7200 MCQ0 CQ
0/7200 covered0%
0%

Questions

0 read · 0 practiced · 0 answered in exams
531. MCQPractice set · Question 26

A=20, θ=60° হলে x-component কত?

a.
10
b.
10√3
c.
20
d.
5

Correct answer: a

Aₓ=20cos60°=10।

Sign in to save reading progress

532. MCQPractice set · Question 27

A=20, θ=60° হলে y-component কত?

a.
10
b.
10√3
c.
20
d.
5√3

Correct answer: b

Aᵧ=20sin60°=10√3।

Sign in to save reading progress

533. MCQPractice set · Question 28

A vector-এর rectangular components জানা থাকলে magnitude কী?

a.
Aₓ+Aᵧ
b.
√(Aₓ²+Aᵧ²)
c.
AₓAᵧ
d.
Aₓ/Aᵧ

Correct answer: b

Perpendicular components-এর Pythagorean relation থেকে A=√(Aₓ²+Aᵧ²)।

Sign in to save reading progress

534. MCQPractice set · Question 29

Components থেকে direction angle-এর tanθ কত?

a.
Aₓ/Aᵧ
b.
Aᵧ/Aₓ
c.
AₓAᵧ
d.
Aₓ+Aᵧ

Correct answer: b

tanθ=opposite/adjacent=Aᵧ/Aₓ।

Sign in to save reading progress

535. MCQPractice set · Question 30

Aₓ=3 এবং Aᵧ=4 হলে tanθ কত?

a.
3/4
b.
4/3
c.
7
d.
12

Correct answer: b

tanθ=Aᵧ/Aₓ=4/3।

Sign in to save reading progress

536. MCQPractice set · Question 31

Direction cosines কী?

a.
coordinate axes-এর সঙ্গে vector-এর angles-এর cosines
b.
components-এর squares
c.
unit-এর names
d.
magnitudes-এর ratios only

Correct answer: a

Vector-এর x, y, z axes-এর সঙ্গে angle-এর cosines-ই direction cosines।

Sign in to save reading progress

537. MCQPractice set · Question 32

Direction cosines l,m,n-এর relation কোনটি?

a.
l+m+n=1
b.
l²+m²+n²=1
c.
lmn=1
d.
l²+m²+n²=0

Correct answer: b

Unit vector-এর magnitude 1 থেকে l²+m²+n²=1।

Sign in to save reading progress

538. MCQPractice set · Question 33

x-axis-এর সঙ্গে α angle হলে x-direction cosine কী?

a.
sinα
b.
cosα
c.
tanα
d.
secα

Correct answer: b

x-direction cosine l=cosα।

Sign in to save reading progress

539. MCQPractice set · Question 34

একটি vector y-axis-এর সঙ্গে 60° angle করলে y-component-এর fraction কত?

a.
sin60°
b.
cos60°
c.
tan60°
d.
1

Correct answer: b

যে axis-এর সঙ্গে angle মাপা হয়, সেই axis-এর projection A cosθ; তাই fraction cos60°।

Sign in to save reading progress

540. MCQPractice set · Question 35

একটি vector-এর projection on x-axis কী?

a.
A cosθ
b.
A sinθ
c.
A tanθ
d.

Correct answer: a

x-axis-এর সঙ্গে θ angle হলে scalar projection A cosθ।

Sign in to save reading progress