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Expert Answers
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Abhinav Raj
Subject: Science
, asked 2 hours, 23 minutes ago
27. In the determination of focal length of a convex lens, image of grill of a window is formed on a screen. The index mark of screen holder is 37-5 cm and that of lens holder is 16-2 cm. The distance of grill from the lens is 2-5 m. Focal length of lens is
(a) 25 m
(b) 37-5 cm
(c) 162 cm
(d) 21-3 cm
Answer
1
Angelina Baruah
Subject: Science
, asked 11 hours, 56 minutes ago
Are all displacement reactions Exothermic and Redox? Justify
Answer
1
Pragya Dixit
Subject: Maths
, asked 12 hours, 31 minutes ago
9x2-9(a+b)x+(2a2+5ab+2b2)=0 by factorization method
Answer
1
Abhinav Raj
Subject: Science
, asked 12 hours, 52 minutes ago
The refractive index of diamond is 2.47 and that of glass is 1.51. How much faster does light travel in glass than in diamond?
Answer
2
Abhinav Raj
Subject: Maths
, asked 14 hours, 1 minute ago
How to solve it .explain it
Answer
1
Abc
Subject: Hindi
, asked 14 hours, 3 minutes ago
Character discription of Harihar Kaka's Brothers
Answer
1
Shreyansh Raj
Subject: Maths
, asked 14 hours, 6 minutes ago
2?5+3?7. This is my question as its my holiday homework question of maths but i think that in{+} there should be {?}.
Answer
1
Rahul
Subject: Science
, asked 14 hours, 43 minutes ago
What is h2o explain
Answer
1
Ananya Sharma
Subject: Maths
, asked 15 hours, 8 minutes ago
Plz give me the answer asap
Choose one from option : 1,2,3 and 4
Answer
1
Afreen Chowdhury
Subject: Science
, asked 15 hours, 13 minutes ago
What is the height and range 2 motion
Answer
1
Harsh Kumar
Subject: Science
, asked 15 hours, 39 minutes ago
If power of concave lens is same as power of convex lens then when we join both of these lens, what happen ? Please explain
Answer
1
Lavanya Prajapati
Subject: Maths
, asked 15 hours, 54 minutes ago
Factorize the given expression:
27x3?- 63x2?+ 49x -?34327
Answer
1
Lavanya Prajapati
Subject: Social Science
, asked 15 hours, 56 minutes ago
The Tropic of Cancer does not pass through which of the Indian state?
Answer
1
Dhruvi
Subject: Maths
, asked 16 hours ago
Hello i have a doubt in splitting of middle terms
for example take 3x
^{2 }
+13x+4
=3x
^{2}
+12x+x+4
= 3x(x+4) + 1(x+4)
how did we get 3x(x+4) and 1(x+4)???
Answer
1
Nandani Bijalwan
Subject: Maths
, asked 16 hours, 9 minutes ago
Square root of 4.36 and 9.8( step by step)
Answer
1
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Next
What are you looking for?

(a) 25 m

(b) 37-5 cm

(c) 162 cm

(d) 21-3 cm

Choose one from option : 1,2,3 and 4

27x3?- 63x2?+ 49x -?34327

for example take 3x

^{2 }+13x+4=3x

^{2}+12x+x+4= 3x(x+4) + 1(x+4)how did we get 3x(x+4) and 1(x+4)???