A spring balance,which is suspended from the roof of a lift, carries a mass of 1kg at its free end. If the lift accelerates upwards at 2.5ms^-2, determine the reading on the spring balance. [g = 10ms^-2]

• A. 24.0N
• B. 12.5N
• C. 7.5N
• D. 4.0N

___________ was the governor of the protectorate of Lagos and Southern Nigeria in 1906.

• A. Sir Walter Raleigh
• B. Sir Walter Egerton
• C. Lord Lugard
• D. Sir William Robertson

One of the benefits of e-marketing is that it

• A. distributes company's goods
• B. enhances product quality
• C. broadens a company's customer base
• D. prevents pilferage of company's goods

The mechanisms of opening and closing the stomata is associated with the

• A) guard cells
• B) stoma
• C) lenticels
• D) air spaces

What is the value of 3 in the number 42.7531?

• A. \(\frac{3}{10000}\)
• B. \(\frac{3}{1000}\)
• C. \(\frac{3}{100}\)
• D. \(\frac{1}{10}\)

Which of the following is closest to the novel?

• A. the short story
• B. fable
• C. tale
• D. epic

A certain radioactive source emits radiation that was found to be deflected by both magnetic and electric fields. The radiation is?

• A. beta rays
• B. gamma rays
• C. x-rays
• D. ultra-violet rays

Which of the following statements is true of the properties of a moving coil galvanometer?

• A. THe coil has a small area
• B. There are strong hair springs to gives a large control panlel
• C. There is a strong permanent magnet to give high magnetic flux
• D. it has a small number of turns of coil

Which of the following pollutants will lead to the depletion of ozone layer?

• A) chlorofluorocarbon
• B) carbon (ii) oxide
• C) hydrogen sulphide
• D) sulphur (iv) oxide

The manufacturing account is prepared to determine the cost of ______.

• A) trading
• B) production
• C) factory overhead
• D) raw materials used