A straight line passes through the point (-5,2) and the portion of the line intercepted between the axes is divided at this point in the ratio 2:3. Find the equation of the line.
1 Answers
Two dipole of moment `5 xx 10^(-12)` C m form a cross with their axes (`- "to" +`) along the coordinate axes . Calculate the potential at a point 20 c
Correct Answer - `1.536 V `
2 Answers 1 views
Three wires whose lengths are in the ratio `3:8:18` and radii in the ratio `1:2:3` are connected in parallel. Find the ratio of the currents through t
Correct Answer - `2:3:3`
2 Answers 1 views
When a portion of landslides down along the fault plane and when the exposed portion of the plane faces the sky ………….. is formed.
Correct option is (b) normal fault
2 Answers 1 views
The stomach, located in the upper (A)_____ portion of the abdominal cavity, has three major parts-a (B)____ portion into which the oesophagus oopens,
Correct Answer - A-left, B-cardiac, C-fundic D-pyloric
2 Answers 1 views
A line passes through the point (3,4,5) and is parallel to the vector `(2hat(i) +2hat(j) -3hat(k))` . Find the equations of the line in the vector as
Correct Answer - `vec(r )=(2hat(i)+4hat(j)+5hat(k)) +lambda(2hat(i) +2hat(j)-3hat(k)) ,(x-3)/(2)=(y-4)/(2)=(z-5)/(-3)`
2 Answers 1 views
A line passes through the point (2,1,-3) and is parallel to the vector `(hat(i) -2hat(j) +2hat(k))` . Find the equations of the line in vector and Car
Correct Answer - `vec(r )=(2hat(i)-hat(j)-3hat(k)) +lambda (hat(i) -2hat(j)+3hat(k)) ,(x-2)/(1)=(y-1)/(-2)=(z+3)/(3)`
2 Answers 1 views
A line is drawn in the direction of `(hat(i) +hat(j) -2hat(k))` and it passes through a point with position vector `(2hat(i) -hat(j) - 4hat(k))` .Find
Correct Answer - `vec(r )=(2hat(i) -hat(j) +4hat(k)) +lambda(hat(i)-hat(j)-2hat(k)) ,(x-2)/(1)=(y+1)/(1)=(z-4)/(-2)`
2 Answers 1 views
Find the Cartesian equations of the line which passes through the point (1,3-2) and is parallel to the given by ltbgt `(x+1)/(3) =(y-4)/(5)=(z+3)/(-6)
Correct Answer - `(x-1)/(3)=(y-3)/(5) =(z+2)/(-6) , vec( r) =(hat(i) +3hat(j)-2hat(k)) +lambda(3hat(i) +5hat(j) -6hat(k))`
2 Answers 1 views
Find the equation of a line (i) whose slope is 4 and which passes through the point (5, -7), (ii) whose slope is -3 and which passes through the point
Correct Answer - (i)4x-y=27=0 (ii)3x+y+3=0 (iii)`sqrt3+y-2=0`
2 Answers 2 views
Find the equation of the line which passes through the point (3, -5) and cuts off intercepts on the axes which are equal in magnitude but opposite in
Correct Answer - x-y-8=0
2 Answers 1 views