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The following distribution gives the daily income of 50 workers of a factory. Convert the distribution above to a less than type cumulative frequency distribution and draw its ogive.
06
Oct
The following distribution gives the daily income of 50 workers of a factory. Convert the distribution above to a less than type cumulative frequency distribution and draw its ogive. The following distribution gives the daily income of 50 workers of a factory. Convert the distribution above to a less than type cumulative frequency distribution and [...]
The distribution below gives the weight of 30 students in a class. Find the median weight of students:
06
Oct
The distribution below gives the weight of 30 students in a class. Find the median weight of students: The distribution below gives the weight of 30 students in a class. Find the median weight of students: October 6, 2020 Category: Chapter 14 - Statistics , Maths , NCERT Class 10 ,
In a thick glass slab of thickness l, and refractive index n1, a cuboidal cavity of thickness m is carved as shown in figure and is filled with a liquid of RI n2 (n1>n2). The ratio l/m, so that
06
Oct
In a thick glass slab of thickness l, and refractive index n1, a cuboidal cavity of thickness m is carved as shown in figure and is filled with a liquid of RI n2 (n1>n2). The ratio l/m, so that a cuboidal cavity of thickness m is carved as shown in figure and is filled with [...]
For a prism kept in air, it is found that for an angle of incidence 60, the angle of refraction A, angle of deviation delta, and angle of emergence e become equal. The minimum angle of incidence of a ray
06
Oct
For a prism kept in air, it is found that for an angle of incidence 60, the angle of refraction A, angle of deviation delta, and angle of emergence e become equal. The minimum angle of incidence of a ray and angle of emergence e become equal. The minimum angle of incidence of a ray [...]
Refractive index of a prism is root 7/3 and the angle of prism is 60. The minimum angle of incidence of a ray that will be transmitted through the prism is
06
Oct
Refractive index of a prism is root 7/3 and the angle of prism is 60. The minimum angle of incidence of a ray that will be transmitted through the prism is Refractive index of a prism is root 7/3 and the angle of prism is 60. The minimum angle of incidence of a ray that [...]
A point object O is at the centre of curvature of a concave mirror. The mirror starts to move at a speed u, in a direction perpendicular to the principal axis. Then, the initial velocity
06
Oct
A point object O is at the centre of curvature of a concave mirror. The mirror starts to move at a speed u, in a direction perpendicular to the principal axis. Then, the initial velocity A point object O is at the centre of curvature of a concave mirror. The mirror starts to move at [...]
In figure, ABC is the cross section of a right-angled prism and ACDE is the cross section of a glass slab. The value of theta so that light incident normally on the face AB does not cross
06
Oct
In figure, ABC is the cross section of a right-angled prism and ACDE is the cross section of a glass slab. The value of theta so that light incident normally on the face AB does not cross ABC is the cross section of a right-angled prism and ACDE is the cross section of a glass [...]
A mango tree is at the bank of a river and one of the branch of tree extends over the river. A tortoise lives in the river. A mango falls just on the tortoise. The acceleration of the mango falling
06
Oct
A mango tree is at the bank of a river and one of the branch of tree extends over the river. A tortoise lives in the river. A mango falls just on the tortoise. The acceleration of the mango falling A mango tree is at the bank of a river and one of the branch [...]
A linear object AB is placed along the axis of a concave mirror. The object is moving towards the mirror with speed U. The speed of the image of the point A is 4U and the speed of the image of B is also 4U
06
Oct
A linear object AB is placed along the axis of a concave mirror. The object is moving towards the mirror with speed U. The speed of the image of the point A is 4U and the speed of the image of B is also 4U A ray of monochromatic light is incident on the refracting [...]
The image produced by a concave mirror is one-quarter the size of object. If the object is moved 5 cm closer to the mirror, the image will only be half the size of the object. The focal length
06
Oct
The image produced by a concave mirror is one-quarter the size of object. If the object is moved 5 cm closer to the mirror, the image will only be half the size of the object. The focal length The image produced by a concave mirror is one-quarter the size of object. If the object is [...]