Question Answers

A stone of mass 1 kg tied to a light inextensible string of length L = 10/3 m is whirling in a circular path of radius L in a vertical plane. If the ratio of the maximum tension in the string A stone of mass 1 kg tied to a light inextensible string of length [...]

Which of the following list of numbers form an AP? If they form an AP, write the next two terms – 2, 2, – 2, 2, – 2, . . . . . . 2 Which of the following list of numbers form an AP? If they form an AP write the next two terms [...]

Which of the following list of numbers form an AP? If they form an AP, write the next two terms : 1, – 1, – 3, – 5, . . . . . . 1 3% 5 Which of the following list of numbers form an AP? If they form an AP write the next [...]

Which of the following list of numbers form an AP? If they form an AP, write the next two terms : (i) 4, 10, 16, 22, . . . -22 . . . 10 16 … Which of the following list of numbers form an AP? If they form an AP write the next two [...]

For the AP : 3/2, 1/2, – 1/2, – 3/2 , . . ., write the first term a and the common difference d. – 3/2 . . . 1/2 For the AP : 3/2 write the first term a and the common difference d. October 4, 2020 Category: Chapter 5 - Arithmetic Progressions , [...]

A small terrace at a football ground comprises of 15 steps each of which is 50 m long and built of solid concrete. Each step has a rise of 1/4 m and a tread of 1/2 m (See figure) calculate the total volume of concrete required to build the terrace. Find the sum of the [...]

A 1 kg stone at the end of 1 m long string is whirled in a vertical circle at a constant speed of 4 m/s. The tension in the string is 6 N when the stone is A 1 kg stone at the end of 1 m long string is whirled in a vertical circle [...]

Two identical blocks, each having mass M, are placed as shown in Fig. 8.267. These two blocks A and B are smoothly conjugated, so that when another block C of mass m passes from A to B there are placed as shown in Fig. 8.267. These two blocks A and B are smoothly conjugated each [...]

A 20 kg block attached to a string of spring constant 5 N/m is released from rest at A. The spring at this instant is having an elongation of 1 m. The block is allowed to move in smooth horizontal A 20 kg block attached to a string of spring constant 5 N/m is released [...]

Figure 8.265 shows a plot of the potential energy as a function of x for a particle moving along the x axis. Which of the following statements is/are true? Figure 8.265 shows a plot of the potential energy as a function of x for a particle moving along the x axis. Which of the following [...]