Theory

CH17 - ELECTRIC FIELDS

Two vertical parallel metal plates are situated 2.50 cm apart in a vacuum. The potential difference between the plates is 350V, as shown in Fig. 6.1.A...

2009 Summer

MCQ

CH17 - ELECTRIC FIELDS

A small charge $q$ is placed in the electric field of a large charge $Q$. Both charges experience a force $F$. What is the electric field strength o...

2009 Winter

MCQ

CH17 - ELECTRIC FIELDS

The diagram shows two parallel horizontal metal plates held at a potential difference \( V \). A small charged liquid drop, midway between the plat...

2009 Winter

MCQ

CH17 - ELECTRIC FIELDS

The electric field at a certain distance from an isolated alpha particle is $3.0 \times 10^{7} \text{NC}^{-1}$. What is the force on an electron when...

2009 Winter

Theory

CH17 - ELECTRIC FIELDS

(a) Define electric potential at a point. ..............................................................................................................

2009 Winter

MCQ

CH17 - ELECTRIC FIELDS

Which row describes the circumstances under which forces act on a charged particle in a uniform electric field?  

2010 Summer

MCQ

CH17 - ELECTRIC FIELDS

The diagram shows two points P and Q which lie, 90\(^\circ\) apart, on a circle of radius \(r\). A positive point charge at the centre of the circle ...

2010 Summer

MCQ

CH17 - ELECTRIC FIELDS

Two oppositely-charged parallel plates are arranged as shown. An electron is released from rest from the surface of the negatively-charged plate. ...

2010 Summer

MCQ

CH17 - ELECTRIC FIELDS

In the diagram, the shaded area represents a uniform electric field directed away from the observer (at right-angles into the plane of the paper). ...

2010 Summer

MCQ

CH17 - ELECTRIC FIELDS

Two oppositely-charged parallel plates are arranged as shown. An electron is released from rest from the surface of the negatively-charged plate. T...

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which unit is not an SI base unit?

2023 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

What is the best estimate of the number of atoms in a piece of metal of volume 50 cm$^3$?

2023 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A copper pipe has a true diameter of 42.03 mm.A builder measures the diameter of the pipe five times using digital calipers. The measurements are show...

2023 Summer

MCQ

CH3 - KINEMATICS

Two forces, each of 10 N, act at a point P, as shown. The angle between the directions of the forces is 120°. What is the magnitude of the result...

2023 Summer

MCQ

CH3 - KINEMATICS

One object moves directly from P to R. In a shorter time, a second object moves from P to Q to R. Which statement about the two objects is correct...

2023 Summer

MCQ

CH3 - KINEMATICS

A ball is kicked so that it has an initial velocity of 12 m s⁻¹ at an angle of 50° to horizontal ground. Assume that air resistance is neg...

2023 Summer

MCQ

CH4 - DYNAMICS

A camera drone of mass 1.20 kg hovers at a fixed point above the ground. The drone has four propellers. In a time of 1.00 s, each propeller pushes ...

2023 Summer

MCQ

CH4 - DYNAMICS

A box rests on the Earth, as shown. Newton’s third law describes how forces of the same type act in pairs. One of the forces of a pair is the w...

2023 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

A small ball is held at the surface of liquid oil in a container. The ball is released from rest and falls through the oil. The ball has velocity $v$....

2023 Summer

MCQ

CH4 - DYNAMICS

An object of mass $m$, moving at speed $u$ along a frictionless horizontal surface, collides head-on with a stationary object of mass $4m$. After t...

2023 Summer