Explain about a light bulb

1083

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If I am in a room with 5 people and guess all their birthdays what is the probability of getting (only) one correct?

1420

---

Explain momentum?

1113

---

Why did they used to make the mill chimneys so tall?

1392

---

What is Moore's law and what limits the size of a computer chip?

1217

---

A rectangular sheet dimensions a x b is to be made into an open-topped box by cutting a square of side h from each corner and folding the 4 sides up. Find the value of h which allows the maximum volume of the box?

1273

---

Please derive the formula for the area of a circle.

1188

---

Explain work?

1098

---

If you had a cylinder, sealed at both ends, with the pressure rising inside, would it blow at the end or split along the side first?

2396

---

What are the fundamental differences between Engineering and Physics?

1052

---

What would happen if you drilled through the Earth all the way to the other side and then jumped into the hole?

1168

---

How would you design a gravity dam for holding back water?

1196

---

What are the main assumptions that we make when we model potential flow?

1112

---

Are bridges more stable on concrete or on soil - why?

1455

---

What is the difference between a gun and a rifle and what advantage does a spinning bullet have?

1438

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