problems involving elastic and inelastic collisions in one dimension

Identify the correct statement / statements. 1. A space is the set of all points. 2. A line is a set of points that extends in two directions without end. 3. A point is a location in a plane with fixed dimensions. => 1 only or 1 and 2 only or 3 only or 2 and ..

5 times the width of a room exceeds the length by 7 ft. If the length and the width are each increased by 1 ft, then the area is increased by 18 ft², find the dimensions of the room. => 4 ft, 13 ft or 17 ft, 13 ft or 16 ft, 4 ft or 5 ft, 7 ft..

The length of a rectangle is 2 cm greater than its width and 1 cm less than the length of the diagonal of the rectangle. Find the dimensions of the rectangle. => 2 + 6 , 4 + 6 cm or 1 + 6 , 3 + 6 cm or 1 - 6 , 3 - 6 cm or None of the above..

The length, width, and height of a rectangular box are 5 ft , 4 ft and 3 ft respectively . The volume of the box is 19 ft³ when each dimension is decreased by the same amount. Find the amount of decrease in each dimension. => 1.6 ft or 1.2 ft or 0.8 ft o..

fig 2.5 - Close packing of spheres in one dimension Spheres are placed in a row forming the crystal edge. fig 2.6..

A game was conducted in a school which involves throwing balls from a certain distance into a basket in five minutes. Sam threw 42 balls, Ben threw 27 balls, Brian threw 33 balls, and Mark threw 21 balls. Which of the following pictograph represents the data correctly? => Figure 3 or Figu..

A survey was conducted to examine factors that are involved in the development of friendship. Each participant is asked to identify the single most important factor that leads to the development of new friendship. The results are tabulated as shown: Physical appearance Popularity Personal..

The length of a room exceeds its width by 6 m. If the length and width are both increased by 4m each, then the area of the room is increased by 40 sq.m. Find the dimensions of the room. => 3m, 18m or 4m, 18m or 10m, 7m or 1m, 18m..

An artist uses a drawing sheet of dimensions 28 inches length and 16 inches width. After he leaves a margin of uniform width on all four sides, his drawing space decreases by 448 sq.inches. Find the width of the margin. => 8 inch or 24 inches or 1 24 inches or 40 inches..

The closed metal box is in the form of a rectangular prism with the dimension of 1.5 m, 0.8 m and 0.4 m. What is the area of the metal used to make the box? => 7.24 m 2 or 4.24 m 2 or 3.94 m 2 or none of these..