spelling lesson 15

Identify the word that spells 92. => Eighty-two or Forty-two or Seventy-two or Ninety-two..

A test on English was conducted on 20 students. Number of words misspelled by them are : 10 15 4 8 19 6 2 10 17 3 1 16 9 5 14 13 15 6 9 12 At α = 0.05, is there enough evidence for the teacher to conclude that the standard deviation of the number of words spelled..

Two straight wires A and B of lengths 10m and 12m carrying currents of 4.0A and 6.0A respectively in opposite directions lie parallel to each other at a distance of 3.0cm. Estimate the force on a 15cm section of the wire B near its centr..

Question: The focal length of a lens whose power is -1.5 D is _______. 1. -66.66 cm 2. + 1.5 m 3. + 66.66 cm 4. -1.5 m Answer: ..

Construction - 15 - To construct a triangle when the sum of two sides, the remaining side and the angle between them are given (We assume that the given angle can be constructed with ruler and compass alone) In BC = 3.8 cm, and AB + AC = 6.5 cm (1) Draw BC = 3.8 cm and at B make (2) With ..

To construct a triangle when the sum of two sides, the remaining side and the angle between them are given (We assume that the given angle can be constructed with ruler and compass alone) In BC = 3.8 cm, and AB + AC = 6.5 cm (1) Draw BC = 3.8 cm and at B make (2) With B as centre and radius 6.5 cm,..

Question: The number of atoms in a molecule of the elementary substance is called ________. 1. Atomic number 2. Avogadro number 3. Atomic mass 4. Atomicity Answer: ..

Question: The algal partner of a lichen is called 1. mycobiont 2. phycobiont 3. both A and B 4. none of the above Answer: ..

Question: The network of endoplasmic reticulum is present in the ____. 1. nucleus 2. chromosome 3. cytoplasm 4. golgi apparatus Answer: ..