1. When a particle executing S.H.M. passed throug the mean position, it has:

1. 1. Minimum kinetic energy and maximum potential energy

   
   
   

   2. Maximum kinetic energy and minimum potential energy

   
   
   

   3. Maximum kinetic energy and maximum potential energy

   
   
   

   4. Minimum kinetic energy and minimum potential energy

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

---

2. Who among the following gave the first experimental value of G?

1. 1. Newton

   
   
   

   2. Cavendish

   
   
   

   3. Galileo

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

---

---

3. The escape velocity from the surface of the earth does not depend on

1. 1. mass of the earth

   
   
   

   2. mass of the body

   
   
   

   3. radius of the earth

   
   
   

   4. G

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: B

   N/A

---

4. The modulus of rigidity of a liquid is

1. 1. Zero

   
   
   

   2. 1

   
   
   

   3. Infinite

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: A

   N/A

---

---

5. Which of the following is most elastic?

1. 1. Rubber

   
   
   

   2. Wet clay

   
   
   

   3. Steel

   
   
   

   4. Plastic

   
   
   

---

1. View Hint View Answer Discuss in Forum

   N/A

   Correct Option: C

   N/A

---