Correct Answer: B. Cutting through soil

Correct Answer: B. Zedekiah

Correct Answer: D. Friday 11 June

Correct Answer: A. metaphor

Explanation

(a) Resonance occurs when one vibrating body sets other body into vibration at its own natural frequency as a result of impulse received from the first body. (ii) Simple experiment to illustrate resonance.

The apparatus is arranged as shown. A cylinder is 3/4 filled with water and a tube is dipped into the water so that the length I can be varied. A tuning fork f is set vibrating just above the tube but not touching it. As the fork is set vibrating the length I is gradually increased. A point is reached when a large sound is heard. At this point resonance has occurred because the vibrating tuning fork has set the air in the tube vibrating at its own frequency.

(b)

Parallel light rays are reflected by a concave mirror on a piece of carbon paper. The converging of the rays on the carbon paper will cause it to ignite.

The object O is kept on the centre of curvature of a concave mirror. An exact but inverted image I is formed at the centre of curvature where the screen should be placed.

Correct Answer: D. local authority

Correct Answer: D. transfer payments

Explanation

a Services rendered by Commercial Banks to Customers:

• Acceptance of deposit: commercial banks accept deposits from customers for safe-custody. i.e savings, current and deposits accounts.
• Safekeeping of Valuables: commercial banks keep valuable goods like gold, jewellery, wills, deeds etc on behalf of customers.
• Commercial banks lend money to customers on long and short term basis.
• Agents of payments: it acts as agents of payment for customers. Commercial banks accept and honour cheques drawn on them.
• Issuance of Travellers' cheques: commercial banks issue traveller's cheques to customers who are travelling outside the country.
• Advice to customers: commercial banks give advice to customers on matters that affect their businesses.
• Solving the problem of foreign Exchange: commercial banks help their customers to get foreign exchange
• They Act as Referee: commercial banks act as referees for their customers when their business partners are in doubt about their financial credibility.
• Discounting Bills of Exchange: commercial banks discount bills of exchange that is, they pay cash for bills of exchange before the bills mature.
• Commercial Banks issue bank statements to customers at regular intervals.

(b)Duties of a Customs Authority

• A Customs Authority collects taxes in terms of imports, exports and excise duties on behalf of the government.
• A Customs Authority enforces import and export restriction and prohibition by the government.
• A Customs Authority supervises bonded warehouse where goods whose duties have not been paid are kept.
• A Customs Authority collects data for the compilation of a country’s international trade statistics which gives a picture of a country’s balance of trade and payments.
• Provision of quarantine facilities – it provides appropriate quarantine facilities for the importation of live stocks.
• Completion of documents – the Customs ensure that custom declaration forms and other documents are completed.
• Issuance of Clearance Certificates – it issues clearance certificates for goods whose duties have been paid.

Correct Answer: b) choir

Correct Answer: C. II only