>
Exams
>
Mathematics
>
Direction Cosines and Direction Ratios of a Line
>
the angle at which the normal to the plane 4x 8y z
Question:
The angle at which the normal to the plane 4x - 8y + z = 7 is inclined to y-axis is :
CUET (UG) - 2023
CUET (UG)
Updated On:
Jun 13, 2024
\(\cos^{-1}(\frac{4}{9})\)
\(\cos^{-1}(\frac{1}{9})\)
\(\cos^{-1}(\frac{8}{9})\)
\(\cos^{-1}(\frac{5}{9})\)
Hide Solution
Verified By Collegedunia
The Correct Option is
C
Solution and Explanation
The correct option is (C) :
\(\cos^{-1}(\frac{8}{9})\)
.
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Direction Cosines and Direction Ratios of a Line
The direction cosines of a line which makes equal angles with the co-ordinate axes is/are :
CUET (UG) - 2023
Mathematics
Direction Cosines and Direction Ratios of a Line
View Solution
If each side of a cube is x, then the angle between the diagonals of the cube is :
CUET (UG) - 2023
Mathematics
Direction Cosines and Direction Ratios of a Line
View Solution
View All
Questions Asked in CUET exam
Two resistances of 100
\(\Omega\)
and 200
\(\Omega\)
are connected in series across a 20 V battery as shown in the figure below. The reading in a 200
\(\Omega\)
voltmeter connected across the 200
\(\Omega\)
esistance is _______.
Fill in the blank with the correct answer from the options given below
CUET (UG) - 2024
Current electricity
View Solution
Two parallel plate capacitors of capacitances 2
\(\mu F\)
and 3
\(\mu F\)
are joined in series and the combination is connected to a battery of V volts. The values of potential across the two capacitors
\(V_1\)
and
\(V_2\)
and energy stored in the two capacitors
\(U_1\)
and
\(U_2\)
respectively are related as_____
Fill in the blank with the correct answer from the options given below
CUET (UG) - 2024
Electrostatics
View Solution
Who devised the concept of Intelligence Quotient (IQ)?
CUET (UG) - 2024
Psychological attributes
View Solution
As per data collected in 2011, arrange the following Indian states in terms of child sex-ratio from lowest to highest:
(A) Punjab
(B) Haryana
(C) Tamil Nadu
(D) Sikkim
Choose the correct answer from the options given below:
CUET (UG) - 2024
Social Inequality and Exclusion
View Solution
A molecule X associates in a given solvent as per the following equation:
X ⇌ (X)
n
For a given concentration of X, the van’t Hoff factor was found to be 0.80 and the
fraction of associated molecules was 0.3. The correct value of ‘n’ is:
CUET (UG) - 2024
Solutions
View Solution
View More Questions