Five identical resistors are connected to a cell as in the diagram. The potential differences across R1 , R2 and R3 are V1, V2 and V3 respectively. What is the…

Which row of the table shows the response of the iris to reducing levels of light? Answer: 19) C This is no longer on the BMAT syllabus. However, you should…

The table shows some details of the composition of inhaled and exhaled air of a student. The student is breathing 500 cm³ of air 14 times per minute. How many…

The element has a mass number of 40 and an atomic number of 20. Consider the statements and decide which of them are correct. 1 The nucleus has a relative…

Find the positive solution of the following simultaneous equations: Answer: 14) x = 3 ; y = 1 2x – y = 5y = 2x – 5 Substitute this expression…

At 200 °C, potassium hydrogencarbonate decomposes according to the following equation. What is the loss in mass when 50.0 g of potassium hydrogencarbonate are heated at 200 °C to constant…

In statistics Spearman’s rank correlation coefficient is given by the formula: Rearrange the formula to make ∑ 2 d the subject: Rearrange the formula to make ∑ 2 d the…

A force F is applied to the piston X of a brake pedal. This force is transmitted, hydraulically, to piston Y as shown in the diagram. Diameter of piston X…