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Examine the solution $d$ for iodine, and the solution $e$ for morphia.

Each of the tubes, $a$, $b$, $c$, contains a single substance.

Describe Œrsted's experiment as to the action of an electric current on a moveable magnetic needle.

Explain the construction of Nobili's astatic Multiplier.

In physiological research should the Multiplier be constructed with a long or a short coil ? Give your reasons for your answer.

When a plate of copper, and a plate of amalgamated zinc are placed in a vessel containing dilute sulphuric acid, state what takes place (1) when the plates are not connected, (2) when they are connected by a wire.

When a closed vessel containing a gas is heated at the bottom, explain how the gas becomes heated throughout.

In ventilating a room, at what places should the cold air be admitted ? Give your reasons for your answer.

Describe any experiment which shews that when a liquid changes into a vapour heat disappears.

How is the latent heat of a vapour estimated ? How has it been proposed to employ the absorption of heat attending the change from the liquid to the gaseous state as a means of destroying sensation in any part of the body, on which an operation is to be performed ?

Describe experiments shewing the conversion of work into heat (1) directly, (2) indirectly through electricity.

How much work must be done upon half a kilogram of copper (specific heat 0·095) in order to raise its temperature from $10^{\circ }$C to $20^{\circ }$C ?

When plane polarised light, after passing through a tube filled with an aqueous solution of sugar, is plane analysed, what phenomena are observed ?

Describe Biot's Saccharometer, and the method of using it for determining the amount of sugar present in diabetic urine.

Describe the structure of the eye, considered as an optical instrument, and trace the course of the pencils of light which produce the image on the retina, illustrating by a figure.

What is the nature of the defect known as regular astigmatism, what is its cause, how is it detected, and how remedied ?

Describe the construction and action of a free reed organ pipe.

Explain upon the principle of the free reed the action of the human organs of speech.

When a fine tube open at both ends is dipped in a liquid, describe the principal phenomena observed, and state the laws which they are found to obey.

To what forces are these phenomena to be ascribed ?

Describe the common Hydrometer, and the method of using it.

Describe the variations which the effective force of gravity undergoes in sustaining the motion of a simple pendulum.

How is the pendulum employed in determining the accelerating effect of the force of gravity ?

Define a lever, and state its mechanical advantage. Into what classes have straight levers been divided ? Describe the mechanism by which the human arm is bent and extended.

Write a short account of the principal chemical changes to which the name ‘fermentation’ has been given.

How would you ascertain qualitatively the chemical composition of a tubercle ?

Explain briefly the method of spectrum analysis, and state some of the discoveries which have resulted from its application.

How is phosphorus obtained ?

Describe the mode of preparation and properties of iodide of potassium.

What are the principal constituents of coal gas ?