Maths-

#### In a ΔABC as in given figure and find the ratio of

Maths-General

#### Answer:The correct answer is:

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maths-

#### Let points A(7, 5), B(2, 1), C(10, 3) the vertices of a ΔABC. I is incentre of ΔABC. E and D are points of contact of incircle and sides AC and BC of ΔABC respectively. If G is the intersection points of angle bisector of ΔB and line joining ED. Then angle between line AG and BG is

#### Let points A(7, 5), B(2, 1), C(10, 3) the vertices of a ΔABC. I is incentre of ΔABC. E and D are points of contact of incircle and sides AC and BC of ΔABC respectively. If G is the intersection points of angle bisector of ΔB and line joining ED. Then angle between line AG and BG is

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#### If cos3A + cos3B + cos3C =1 then one of the angles of ΔABC is

#### If cos3A + cos3B + cos3C =1 then one of the angles of ΔABC is

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maths-

#### If A is 3×3 non-singular matrix then

#### If A is 3×3 non-singular matrix then

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maths-

#### Let M and N be two 3×3 non- singular symmetric matrices such that MN NM .If denotes the transpose of the matrix P, then is equal to

#### Let M and N be two 3×3 non- singular symmetric matrices such that MN NM .If denotes the transpose of the matrix P, then is equal to

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maths-

#### If then =

#### If then =

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physics-

#### From a high tower at time , one stone is dropped from rest and simultaneously another stone is projected vertically up with an initial velocity. The graph of the distance between the two stones, before either his the ground, plotted against time will be as

, Clearly,

#### From a high tower at time , one stone is dropped from rest and simultaneously another stone is projected vertically up with an initial velocity. The graph of the distance between the two stones, before either his the ground, plotted against time will be as

physics-General

, Clearly,

maths-

#### If then the value(s) of is are

#### If then the value(s) of is are

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physics-

#### If the acceleration of the elevator , then

#### If the acceleration of the elevator , then

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physics-

#### In the equation The value of x is :

#### In the equation The value of x is :

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physics-

#### Which of the following options is correct for the object having a straight line motion represented by the following graph?

Average velocity is defined as the displacement divided by time.

In the given graph, displacement is zero.

Hence,

In the given graph, displacement is zero.

Hence,

#### Which of the following options is correct for the object having a straight line motion represented by the following graph?

physics-General

Average velocity is defined as the displacement divided by time.

In the given graph, displacement is zero.

Hence,

In the given graph, displacement is zero.

Hence,

chemistry-

#### For one mole of a van der Waals gas when b=0 and T = 300 K, the PV vs 1/V plot is shown below. The value of ‘a’ (atmliter^{2} .mol^{–2}) is

#### For one mole of a van der Waals gas when b=0 and T = 300 K, the PV vs 1/V plot is shown below. The value of ‘a’ (atmliter^{2} .mol^{–2}) is

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chemistry-

#### An open tank is filled with Hg upto a height of 76cm. Find the pressure at the bottom of the tank and middle of the tank. (If atmospheric pressure is 1 atm) respectively are

#### An open tank is filled with Hg upto a height of 76cm. Find the pressure at the bottom of the tank and middle of the tank. (If atmospheric pressure is 1 atm) respectively are

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maths-

#### The principal value of where is

#### The principal value of where is

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physics-

In the arrangement shown in figure all surfaces are smooth. Select the correct alternative(s)

In the arrangement shown in figure all surfaces are smooth. Select the correct alternative(s)

physics-General

maths-

#### Let If AB is a scalar multiple of B, then

#### Let If AB is a scalar multiple of B, then

maths-General