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WorksheetsIIT-JEE & NEET LEVEL - 13 (9-O)
Total questions: 100
Worksheet time: 2hrs 40mins
Deficiency of __________ causes Night blindness.
Vitamin B1
Vitamin D
Vitamin A
Deficiency of which nutrient leads to this disease?
Vitamin A
Vitamin D
Vitamin C
Having iodized salt regularly in your food will help in the prevention of __________.
Goitre
Anaemia
Rickets
Infection and bleeding of gums can be prevented by having foods rich in ___________.
Iron
Calcium
Vitamin C
________ are disease-causing organisms that are so small you need a microscope to see them. Think "fancy word for germs".
Virus
Disease
Communicable
Pathogen
There may be a maximum of ____ p orbitals at a given energy level.
2
6
3
8
This shape is that of a...
s orbital
d orbital
p orbital
f orbital
The spin of an electron is represented by this variable:
n
m
L
s, ms
This is a ____ orbital
s
d
p
d
The principle quantum number, n, represents the:
spin value
suborbital value
energy level
magnetic value
Orbital sublevels, or L, represents:
orbital color
orbital shape
electron spin
energy level
How many electrons total are found in the f orbital?
2
6
10
14
What is the correct representation for an orbital which has an "n" value of 4 and an "L" value of 2?
4d
4s
4f
4p
For a p sublevel, "L" equals ____.
0
1
2
3
What quantum number describes the energy level of an orbital?
l
m
s
n
Which of the following sets of quantum numbers (n, l, ml, and ms) describes the valence electron of Na?
2, 1, 0, -½
2, 0, 0, -½
3, 1, 1, +½
3, 0, 0, +½
1s22s22p63s2
Which values can (n) be?
only 0
0, 1, 2, 3...
1,2,3,4...
-2 < n < +2
The principle quantum number, n, represents the:
spin value
suborbital value
energy level
magnetic value
What is the ratio for Tangent
Opp/Adj
Adj/Opp
Opp/Hyp
Hyp/Opp
Find h1
6.69 ft
11.11 ft
9.00 ft
7.43 ft
Find h2
16.73 ft
22.51 ft
18.59 ft
20.79 ft
x2-4x-32
(x + 7)2
x2 - 49
Give the correct name for
3x
Cubic Monomial
Linear Binomial
Linear Monomial
Cubic Binomial
3x2+4x-7
3x - 2
3
4x3 - 5x2 + 2x - 1
x2 + 2x3 - 4
binomial
trinomial
quadratic
cubic
4x² - 2
monomial
binomial
trinomial
polynomial
x³ + 5
x² + 3
x² + 5x - 6
5x³
5(3x+2)
(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)
Images in a plane mirror are
real
larger
same size
smaller
In the image, all the rays meet at F, What is F
focal length
focal point
center of curvature
reflection
If 'R' is radius of curvature and 'f' is focal length of a spherical mirror then the correct relation between the two is
R = f
R = f/2
f = 2R
f = R/2
Through which point on principal axis shall reflected ray pass in the following diagram of incident ray ?
point F
point C
point P
none of the above
A mirror always form diminished image irrespective of the position of the object in-front of it , then the mirror is :-
Plane mirror
concave mirror
convex mirror
not possible
When distance of object from a mirror is gradually increased then image formed by it becomes inverted which was erect in the beginning. Which type of mirror is this ?
Plane mirror
Concave mirror
Convex mirror
none of the above
Which mirror is used as a make-up mirror ?
Convex mirror
plane mirror
concave mirror
plano-concave
What shall be the position of image , if an object is place in-front of a concave mirror as shown ?
At C
between F & C
between F & P
at F
The diagram shows
refraction of light.
absorption of light.
reflection of light.
scatter of light.
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
