Maths-
General
Easy
Question
Orthocentre of the triangle is (2,1) and circumcentre is , then its nine point circle centre is
The correct answer is:
Nine point centre is mid point of circumcentre and orthocentre
Related Questions to study
Maths-
If a vertex of a is (1,1) and the midpoints of two sides through this vertex are (-1,2)(3,2) then centroid of the triangle is
If a vertex of a is (1,1) and the midpoints of two sides through this vertex are (-1,2)(3,2) then centroid of the triangle is
Maths-General
Maths-
Maths-General
Maths-
Maths-General
Maths-
Maths-General
Physics-
From the figure describing photoelectric effect we may infer correctly that
From the figure describing photoelectric effect we may infer correctly that
Physics-General
Physics-
In Thomson spectrograph experiment, four positive ions P,Q,R and S are situated on Y-X curve a shown in the figure
In Thomson spectrograph experiment, four positive ions P,Q,R and S are situated on Y-X curve a shown in the figure
Physics-General
Physics-
In a parabola spectrograph, the velocities of four positive ions P,Q,R and S are v1, v2, v3 and v4 respectively
In a parabola spectrograph, the velocities of four positive ions P,Q,R and S are v1, v2, v3 and v4 respectively
Physics-General
Physics-
The maximum value of stopping potential in the following diagram is
The maximum value of stopping potential in the following diagram is
Physics-General
Physics-
In the diagram a graph between the intensity of X-rays emitted by a molybdenum target and the wavelength is shown, when electrons of 30 keV are incident on the target. In the graph one peak is of line and the other peak is of line
In the diagram a graph between the intensity of X-rays emitted by a molybdenum target and the wavelength is shown, when electrons of 30 keV are incident on the target. In the graph one peak is of line and the other peak is of line
Physics-General
Physics-
The graph between the square root of the frequency of a specific line of characteristic spectrum of X-rays and the atomic number of the target will be
The graph between the square root of the frequency of a specific line of characteristic spectrum of X-rays and the atomic number of the target will be
Physics-General
Physics-
In the graph given below. If the slope is V-sec, then value of ‘h’ should be
In the graph given below. If the slope is V-sec, then value of ‘h’ should be
Physics-General
Physics-
The variation of wavelength of the line with atomic number Z of the target is shown by the following curve of
The variation of wavelength of the line with atomic number Z of the target is shown by the following curve of
Physics-General
Physics-
The dependence of the short wavelength limit on the accelerating potential V is represented by the curve of figure
The dependence of the short wavelength limit on the accelerating potential V is represented by the curve of figure
Physics-General
Physics-
The correct graph between the maximum energy of a photoelectron and the inverse of wavelength of the incident radiation is given by the curve
The correct graph between the maximum energy of a photoelectron and the inverse of wavelength of the incident radiation is given by the curve
Physics-General
Physics-
The intensity distribution of X-rays from two coolidge tubes operated on different voltages V1 and V2 and using different target materials of atomic numbers Z1 and Z2 is shown in the figure. Which one of the following inequalities is true?
The intensity distribution of X-rays from two coolidge tubes operated on different voltages V1 and V2 and using different target materials of atomic numbers Z1 and Z2 is shown in the figure. Which one of the following inequalities is true?
Physics-General