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If (2,0) is the vertex and y-axis is the directrix of the parabola, then its focus is:
NETNUST Entry TestMathematicsConic Sections
If the focus is F(0,-a) and directrix is the line y=a, then equation of the parabola is:
NETNUST Entry TestMathematicsConic Sections
A line joining two distant points on a parabola is called a ________ of the parabola
NETNUST Entry TestMathematicsConic Sections
If the focus lies on the y-axis with coordinates F(0,a) and directrix of the parabola is y=-a, then equation of parabola is:
NETNUST Entry TestMathematicsConic Sections
Multiple-choice question
NETNUST Entry TestMathematicsConic Sections
The line through the focus and perpendicular to the directrix is called _______ of the parabola
NETNUST Entry TestMathematicsConic Sections
The vertex of the equation $y^{2}=4ax$ is
NETNUST Entry TestMathematicsConic Sections
If (0,4) and (0,2) are vertex and focus of the parabola respectively, then the equation of the parabola is:
NETNUST Entry TestMathematicsConic Sections
The point where the axis meets the parabola is called:
NETNUST Entry TestMathematicsConic Sections
On doubling the mass, the linear momentum and angular momentum of a body will
NETNUST Entry TestPhysicsWork and Energy
When we lift an object we do work against which of the following: (1)Friction (2)Gravity
NETNUST Entry TestPhysicsWork and Energy
Joule =
NETNUST Entry TestPhysicsWork and Energy
Work done by a retarding force Is?
NETNUST Entry TestPhysicsWork and Energy
Value of solar constant at the Earth's atmosphere is
NETNUST Entry TestPhysicsWork and Energy
Escape velocity of moon is
NETNUST Entry TestPhysicsWork and Energy
Which of the following is a unit of Work?
NETNUST Entry TestPhysicsWork and Energy
Which of the following is a conservative field?
NETNUST Entry TestPhysicsWork and Energy
Minimum velocity needed to put the satellite into orbit is
NETNUST Entry TestPhysicsWork and Energy
If the mass and radius of Earth are reduced to one fourth, the escape velocity will
NETNUST Entry TestPhysicsWork and Energy
If a force of 1 N acts on a body through a distance of 1 m in the direction of force, how much work is done?
NETNUST Entry TestPhysicsWork and Energy
If the speed of an object is doubled, its Kinetic Energy will
NETNUST Entry TestPhysicsWork and Energy
Mechanical energy of an object is the sum of its Potential Energy and __________?
NETNUST Entry TestPhysicsWork and Energy
Two bodies X of mass 4 kg and Y of mass 6 kg have same linear momentum. If the kinetic energy of Y is 48 J then kinetic energy of body X will be?
NETNUST Entry TestPhysicsWork and Energy
From the given options, which one lists the amount of work done from smallest to largest if the displacement is in the right direction?
NETNUST Entry TestPhysicsWork and Energy
All the food that you eat in one day has about the same energy as ____ liter of petrol
NETNUST Entry TestPhysicsWork and Energy