Consider two different field line patterns due to two different magnets A and B. In pattern A, there are 45 lines in 27 cm2. In pattern B, there are 75 lines in 31 cm2. Which magnet has the stronger magnetic field?

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

Which of the following describes how a microwave heats food

3. which is not a primary color of light? blue red green yellow