How can the memory of a computer be increased?

1105

---

The change in a semi-conductor strain gauge, in resistance on application of strain is mainly due to the change in its

1089

---

What is High frequency transformer cores made of?

1151

---

What is the magnetic susceptibility of a paramagnetic material?

1140

---

Silicon carbide reinforced aluminium metal matrix composites find application in

1099

---

Two initially identical samples A and B of pure germanium are doped with donors to concentrations of 1*10, 20 m-3 and 3*10, 20 m-3 respectively. If the hole concentration in A is 9*10 12 m-3, then the hole concentration in B at the same temperature will be

1673

---

What are the poles of alternators made of?

1083

---

In what is the residual magnetic flux density more?

1177

---

Magnetostriction is a phenomenon whereby the magnetisation of a ferromagnetic material leads to a change in

1128

---

How are electrons in an atom visualized?

1135

---

Which of the following pairs does-not match?

1267

---

What is used for high speed reading and storing of information in a computer?

1136

---

What happens to the residual resistivity of metals

1109

---

Which one of the following polarization mechanisms/sets of mechanisms contribute to the static dielectric constant of a homopolar neutral dielectric?

1233

---

In what does the Gas Leds emit radiation?

1111

---