Your next chapter starts hereExplore admission guide
PRACTICE QUESTION BANK

সিভিল ইঞ্জিনিয়ারিং

Department
22948Questions
22948MCQ
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%

Questions

0 read · 0 practiced · 0 answered in exams
1161. MCQPractice set · Question 99

Same-level projectile-এর launch ও landing speed relation কী?

a.
সমান
b.
landing দ্বিগুণ
c.
launch zero
d.
কোনো relation নেই

Correct answer: a

Energy conservation বা component symmetry থেকে speed সমান।

Sign in to save reading progress

1162. MCQPractice set · Question 100

Projectile motion-এ mechanical energy conserved ধরা হয় কখন?

a.
air resistance উপেক্ষা করলে
b.
সবসময় air resistance থাকলে
c.
শুধু horizontal projection-এ
d.
শুধু 90°-এ

Correct answer: a

শুধু conservative gravity কাজ করলে mechanical energy conserved।

Sign in to save reading progress

1163. MCQPractice set · Question 101

Same-level projectile-এর launch ও landing kinetic energy কেমন?

a.
সমান
b.
landing zero
c.
landing দ্বিগুণ
d.
launch zero

Correct answer: a

Same height-এ potential energy সমান এবং speed সমান, তাই kinetic energy সমান।

Sign in to save reading progress

1164. MCQPractice set · Question 102

Projectile-এর maximum height-এ kinetic energy কীভাবে থাকে?

a.
horizontal velocity-এর জন্য non-zero
b.
zero সবসময়
c.
শুধু potential
d.
negative

Correct answer: a

Horizontal speed u cosθ থাকে, তাই kinetic energy non-zero unless θ=90°।

Sign in to save reading progress

1165. MCQPractice set · Question 103

Vertical projection θ=90° হলে highest point-এ speed কত?

a.
0
b.
u
c.
g
d.
u/2

Correct answer: a

Horizontal component zero এবং highest point-এ vertical component zero।

Sign in to save reading progress

1166. MCQPractice set · Question 104

Vertical projection-এর maximum height কত?

a.
u²/(2g)
b.
u²/g
c.
2u²/g
d.
u/g

Correct answer: a

θ=90° হলে H=u²/(2g)।

Sign in to save reading progress

1167. MCQPractice set · Question 105

Vertical projection-এর total time of flight কত?

a.
u/g
b.
2u/g
c.
u²/g
d.
g/u

Correct answer: b

T=2u sin90°/g=2u/g।

Sign in to save reading progress

1168. MCQPractice set · Question 106

u=20 m/s vertical projection, g=10 হলে maximum height কত?

a.
10 m
b.
20 m
c.
40 m
d.
80 m

Correct answer: b

H=u²/(2g)=400/20=20 m।

Sign in to save reading progress

1169. MCQPractice set · Question 107

একই ক্ষেত্রে total flight time কত?

a.
1 s
b.
2 s
c.
4 s
d.
8 s

Correct answer: c

T=2u/g=40/10=4 s।

Sign in to save reading progress

1170. MCQPractice set · Question 108

Projectile-এর range zero হলেও motion থাকতে পারে?

a.
হ্যাঁ, vertical projection-এ
b.
না
c.
শুধু rest-এ
d.
শুধু horizontal projection-এ

Correct answer: a

Vertical projection-এ horizontal component zero, কিন্তু vertical motion থাকে।

Sign in to save reading progress