Maths-
General
Easy
Question
In ΔABC, if 
then 
- b
- 2b
- b/2
The correct answer is: 2b
Related Questions to study
chemistry-
Consider the following reaction, 
Consider the following reaction,
chemistry-General
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A liquid cools down from 
to 
in 5 minutes. The time taken to cool it from to 
will be
A liquid cools down from to in 5 minutes. The time taken to cool it from to will be
physics-General
Maths-
If one of the lines in the pair of stright lines given by 
bisects the angle between the coordinate axes, then k
If one of the lines in the pair of stright lines given by bisects the angle between the coordinate axes, then k
Maths-General
chemistry-
Order of reactivity of halogen acids towards an alcohol is
Order of reactivity of halogen acids towards an alcohol is
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chemistry-
Which of the following is an example of elimination reaction?
Which of the following is an example of elimination reaction?
chemistry-General
physics-
A body cools in a surrounding which is at a constant temperature of 
. Assume that of obeys Newton’s law of cooling. Its temperature 
is plotted against time 
. Tangents are drawn to the curve at the points 
and 
. These tangents meet the time axis at angles of 
and 
, as shown
A body cools in a surrounding which is at a constant temperature of . Assume that of obeys Newton’s law of cooling. Its temperature is plotted against time . Tangents are drawn to the curve at the points and . These tangents meet the time axis at angles of and , as shown
physics-General
chemistry-
The most unlikely representation of resonance structures of 
nitrophenoxide ion is
The most unlikely representation of resonance structures of nitrophenoxide ion is
chemistry-General
chemistry-
is stronger acid than 
because:
is stronger acid than because:
chemistry-General
Maths-
In the figure, area 
and 
Find area of 
In the figure, area and Find area of
Maths-General
Maths-
In the given figure, area (parallelogram ABCD) = 48 
and 
Find area of 
Hence option C is correct
In the given figure, area (parallelogram ABCD) = 48 and Find area of
Maths-General
Hence option C is correct
maths-
In the given figure 
ABC is right angled at B in which BC = 15 cm, and CA = 17 cm Find the area of acute-angled triangle DBC, it being given that 
In the given figure ABC is right angled at B in which BC = 15 cm, and CA = 17 cm Find the area of acute-angled triangle DBC, it being given that
maths-General
physics-
Two rods P and Q have equal lengths. Their thermal conductivities are K1 and K2 and cross sectional areas are A1 and A2. When the temperature at ends of each rod are T1 and T2 respectively, the rate of flow of heat through P and Q will be equal, if
Two rods P and Q have equal lengths. Their thermal conductivities are K1 and K2 and cross sectional areas are A1 and A2. When the temperature at ends of each rod are T1 and T2 respectively, the rate of flow of heat through P and Q will be equal, if
physics-General
physics-
The graph shows the variation of temperature 
of one 
of a material with the heat 
supplied to it. At 
the substance is in the solid state. From the graph, we can conclude that
The graph shows the variation of temperature of one of a material with the heat supplied to it. At the substance is in the solid state. From the graph, we can conclude that
physics-General
Maths-
In the adjoining figure, AP and BP are angle bisector of 
and 
which meets at P on the parallelogram ABCD. Then 
=
Hence option 1 is correct
In the adjoining figure, AP and BP are angle bisector of and which meets at P on the parallelogram ABCD. Then =
Maths-General
Hence option 1 is correct
physics-
A block of mass m is attached with a massless spring of force constant k. The block is placed over a rough inclined surface for which the coefficient of friction is 
. The minimum value of M required to move the block up the plane is:(Neglect mass of string and pulley and friction in pulley)
A block of mass m is attached with a massless spring of force constant k. The block is placed over a rough inclined surface for which the coefficient of friction is . The minimum value of M required to move the block up the plane is:(Neglect mass of string and pulley and friction in pulley)
physics-General
